diff --git a/component_setup_registry.ipynb b/component_setup_registry.ipynb
index 07338f0..0418295 100644
--- a/component_setup_registry.ipynb
+++ b/component_setup_registry.ipynb
@@ -29,15 +29,25 @@
     },
     {
       "cell_type": "code",
-      "execution_count": null,
+      "execution_count": 1,
       "metadata": {
         "id": "6syz0fkkEdgj"
       },
-      "outputs": [],
-      "source": [
-        "! curl -sSOL https://github.com/open-contracting/cardinal-rs/releases/download/0.0.5/ocdscardinal-0.0.5-linux-64-bit.zip",
+      "outputs": [
+        {
+          "name": "stdout",
+          "output_type": "stream",
+          "text": [
+            "Archive:  ocdscardinal-0.0.5-linux-64-bit.zip\r\n",
+            "  inflating: ocdscardinal            \r\n"
+          ]
+        }
+      ],
+      "source": [
+        "! curl -sSOL https://github.com/open-contracting/cardinal-rs/releases/download/0.0.5/ocdscardinal-0.0.5-linux-64-bit.zip\n",
         "! unzip -oj ocdscardinal-0.0.5-linux-64-bit.zip ocdscardinal-0.0.5-linux-64-bit/ocdscardinal\n",
-        "! ls"
+        "\n",
+        "import os"
       ]
     },
     {
@@ -64,7 +74,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": null,
+      "execution_count": 2,
       "metadata": {
         "id": "qauxqGNfb0-w"
       },
@@ -75,7 +85,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": null,
+      "execution_count": 3,
       "metadata": {
         "id": "RLox7K6WEuuf"
       },
@@ -98,46 +108,27 @@
     },
     {
       "cell_type": "code",
-      "execution_count": null,
+      "execution_count": 6,
       "metadata": {
         "id": "E5DV4-cKfhr8"
       },
       "outputs": [],
       "source": [
-        "file_gz = input(\"Name of .jsonl.gz file\")"
+        "for file in os.listdir(\".\"):\n",
+        "    if file.endswith(\".gz\"):\n",
+        "        file_name = file.replace(\".gz\", \"\")\n",
+        "        break"
       ]
     },
     {
       "cell_type": "code",
-      "execution_count": null,
-      "metadata": {
-        "id": "kGXWGevbfk0m"
-      },
-      "outputs": [],
-      "source": [
-        "file_jsonl = file.replace(\".gz\", \"\")"
-      ]
-    },
-    {
-      "cell_type": "code",
-      "execution_count": null,
+      "execution_count": 7,
       "metadata": {
         "id": "AvFAxSCP0LSR"
       },
       "outputs": [],
       "source": [
-        "! gunzip -f \"$file_gz\""
-      ]
-    },
-    {
-      "cell_type": "code",
-      "execution_count": null,
-      "metadata": {
-        "id": "19bdlU6bfo-3"
-      },
-      "outputs": [],
-      "source": [
-        "! ls -lh \"$file_jsonl\""
+        "! gunzip -f \"$file_name\""
       ]
     },
     {
@@ -160,13 +151,18 @@
     },
     {
       "cell_type": "code",
-      "execution_count": null,
+      "execution_count": 11,
       "metadata": {
         "id": "mEHY4LwZHMU4"
       },
       "outputs": [],
       "source": [
-        "! ./ocdscardinal coverage \"$file_jsonl\" >> result_fields.json"
+        "coverage = !./ocdscardinal coverage  $file_name\n",
+        "fields = (\n",
+        "    pd.DataFrame.from_dict(json.loads(coverage[0]), orient=\"index\", columns=[\"count\"])\n",
+        "    .reset_index()\n",
+        "    .rename(columns={\"index\": \"path\"})\n",
+        ")"
       ]
     },
     {
@@ -180,19 +176,24 @@
     },
     {
       "cell_type": "code",
-      "execution_count": null,
+      "execution_count": 12,
       "metadata": {
         "id": "u8jlJP9VH7Xi"
       },
-      "outputs": [],
+      "outputs": [
+        {
+          "data": {
+            "text/plain": "                                        path  count\n0                                         id    277\n2                                        tag    277\n3                                       date    277\n4                                       ocid    277\n5                                   buyer/id    277\n..                                       ...    ...\n278                              workDetails    146\n279            contracts/relatedProcesses/id      7\n280         contracts/relatedProcesses/title      7\n282  contracts/relatedProcesses/relationship      7\n285               contracts/relatedProcesses      7\n\n[207 rows x 2 columns]",
+            "text/html": "<div>\n<style scoped>\n    .dataframe tbody tr th:only-of-type {\n        vertical-align: middle;\n    }\n\n    .dataframe tbody tr th {\n        vertical-align: top;\n    }\n\n    .dataframe thead th {\n        text-align: right;\n    }\n</style>\n<table border=\"1\" class=\"dataframe\">\n  <thead>\n    <tr style=\"text-align: right;\">\n      <th></th>\n      <th>path</th>\n      <th>count</th>\n    </tr>\n  </thead>\n  <tbody>\n    <tr>\n      <th>0</th>\n      <td>id</td>\n      <td>277</td>\n    </tr>\n    <tr>\n      <th>2</th>\n      <td>tag</td>\n      <td>277</td>\n    </tr>\n    <tr>\n      <th>3</th>\n      <td>date</td>\n      <td>277</td>\n    </tr>\n    <tr>\n      <th>4</th>\n      <td>ocid</td>\n      <td>277</td>\n    </tr>\n    <tr>\n      <th>5</th>\n      <td>buyer/id</td>\n      <td>277</td>\n    </tr>\n    <tr>\n      <th>...</th>\n      <td>...</td>\n      <td>...</td>\n    </tr>\n    <tr>\n      <th>278</th>\n      <td>workDetails</td>\n      <td>146</td>\n    </tr>\n    <tr>\n      <th>279</th>\n      <td>contracts/relatedProcesses/id</td>\n      <td>7</td>\n    </tr>\n    <tr>\n      <th>280</th>\n      <td>contracts/relatedProcesses/title</td>\n      <td>7</td>\n    </tr>\n    <tr>\n      <th>282</th>\n      <td>contracts/relatedProcesses/relationship</td>\n      <td>7</td>\n    </tr>\n    <tr>\n      <th>285</th>\n      <td>contracts/relatedProcesses</td>\n      <td>7</td>\n    </tr>\n  </tbody>\n</table>\n<p>207 rows × 2 columns</p>\n</div>"
+          },
+          "execution_count": 12,
+          "metadata": {},
+          "output_type": "execute_result"
+        }
+      ],
       "source": [
-        "fields = (\n",
-        "    pd.DataFrame(pd.read_json(\"result_fields.json\", typ=\"series\"), columns=[\"releases\"])\n",
-        "    .rename_axis(\"path\")\n",
-        "    .reset_index()\n",
-        ")\n",
         "# Leaves only object members\n",
-        "fields_table = fields[fields.path.str.contains(\"[a-z]$\")]\n",
+        "fields_table = fields[fields.path.str.contains(\"[a-z]$\")].copy()\n",
         "fields_table[\"path\"] = fields_table[\"path\"].str.replace(r\"[][]|^/\", \"\", regex=True)\n",
         "fields_table"
       ]
diff --git a/template_usability_checks_registry.ipynb b/template_usability_checks_registry.ipynb
index d16570e..47124b2 100644
--- a/template_usability_checks_registry.ipynb
+++ b/template_usability_checks_registry.ipynb
@@ -538,14 +538,25 @@
     },
     {
       "cell_type": "code",
-      "execution_count": null,
+      "execution_count": 1,
       "metadata": {
         "id": "6syz0fkkEdgj"
       },
-      "outputs": [],
+      "outputs": [
+        {
+          "name": "stdout",
+          "output_type": "stream",
+          "text": [
+            "Archive:  ocdscardinal-0.0.5-linux-64-bit.zip\r\n",
+            "  inflating: ocdscardinal            \r\n"
+          ]
+        }
+      ],
       "source": [
-        "! curl -sSOL https://github.com/open-contracting/cardinal-rs/releases/download/0.0.5/ocdscardinal-0.0.5-linux-64-bit.zip! unzip -oj ocdscardinal-0.0.5-linux-64-bit.zip ocdscardinal-0.0.5-linux-64-bit/ocdscardinal\n",
-        "! ls"
+        "! curl -sSOL https://github.com/open-contracting/cardinal-rs/releases/download/0.0.5/ocdscardinal-0.0.5-linux-64-bit.zip\n",
+        "! unzip -oj ocdscardinal-0.0.5-linux-64-bit.zip ocdscardinal-0.0.5-linux-64-bit/ocdscardinal\n",
+        "\n",
+        "import os"
       ]
     },
     {
@@ -572,7 +583,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": null,
+      "execution_count": 2,
       "metadata": {
         "id": "qauxqGNfb0-w"
       },
@@ -583,7 +594,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": null,
+      "execution_count": 3,
       "metadata": {
         "id": "RLox7K6WEuuf"
       },
@@ -606,46 +617,27 @@
     },
     {
       "cell_type": "code",
-      "execution_count": null,
+      "execution_count": 6,
       "metadata": {
         "id": "E5DV4-cKfhr8"
       },
       "outputs": [],
       "source": [
-        "file_gz = input(\"Name of .jsonl.gz file\")"
-      ]
-    },
-    {
-      "cell_type": "code",
-      "execution_count": null,
-      "metadata": {
-        "id": "kGXWGevbfk0m"
-      },
-      "outputs": [],
-      "source": [
-        "file_jsonl = file.replace(\".gz\", \"\")"
+        "for file in os.listdir(\".\"):\n",
+        "    if file.endswith(\".gz\"):\n",
+        "        file_name = file.replace(\".gz\", \"\")\n",
+        "        break"
       ]
     },
     {
       "cell_type": "code",
-      "execution_count": null,
+      "execution_count": 7,
       "metadata": {
         "id": "AvFAxSCP0LSR"
       },
       "outputs": [],
       "source": [
-        "! gunzip -f \"$file_gz\""
-      ]
-    },
-    {
-      "cell_type": "code",
-      "execution_count": null,
-      "metadata": {
-        "id": "19bdlU6bfo-3"
-      },
-      "outputs": [],
-      "source": [
-        "! ls -lh \"$file_jsonl\""
+        "! gunzip -f \"$file_name\""
       ]
     },
     {
@@ -668,13 +660,18 @@
     },
     {
       "cell_type": "code",
-      "execution_count": null,
+      "execution_count": 11,
       "metadata": {
         "id": "mEHY4LwZHMU4"
       },
       "outputs": [],
       "source": [
-        "! ./ocdscardinal coverage \"$file_jsonl\" >> result_fields.json"
+        "coverage = !./ocdscardinal coverage  $file_name\n",
+        "fields = (\n",
+        "    pd.DataFrame.from_dict(json.loads(coverage[0]), orient=\"index\", columns=[\"count\"])\n",
+        "    .reset_index()\n",
+        "    .rename(columns={\"index\": \"path\"})\n",
+        ")"
       ]
     },
     {
@@ -688,19 +685,122 @@
     },
     {
       "cell_type": "code",
-      "execution_count": null,
+      "execution_count": 12,
       "metadata": {
         "id": "u8jlJP9VH7Xi"
       },
-      "outputs": [],
+      "outputs": [
+        {
+          "data": {
+            "text/html": [
+              "<div>\n",
+              "<style scoped>\n",
+              "    .dataframe tbody tr th:only-of-type {\n",
+              "        vertical-align: middle;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe tbody tr th {\n",
+              "        vertical-align: top;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe thead th {\n",
+              "        text-align: right;\n",
+              "    }\n",
+              "</style>\n",
+              "<table border=\"1\" class=\"dataframe\">\n",
+              "  <thead>\n",
+              "    <tr style=\"text-align: right;\">\n",
+              "      <th></th>\n",
+              "      <th>path</th>\n",
+              "      <th>count</th>\n",
+              "    </tr>\n",
+              "  </thead>\n",
+              "  <tbody>\n",
+              "    <tr>\n",
+              "      <th>0</th>\n",
+              "      <td>id</td>\n",
+              "      <td>277</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>2</th>\n",
+              "      <td>tag</td>\n",
+              "      <td>277</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>3</th>\n",
+              "      <td>date</td>\n",
+              "      <td>277</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>4</th>\n",
+              "      <td>ocid</td>\n",
+              "      <td>277</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>5</th>\n",
+              "      <td>buyer/id</td>\n",
+              "      <td>277</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>...</th>\n",
+              "      <td>...</td>\n",
+              "      <td>...</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>278</th>\n",
+              "      <td>workDetails</td>\n",
+              "      <td>146</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>279</th>\n",
+              "      <td>contracts/relatedProcesses/id</td>\n",
+              "      <td>7</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>280</th>\n",
+              "      <td>contracts/relatedProcesses/title</td>\n",
+              "      <td>7</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>282</th>\n",
+              "      <td>contracts/relatedProcesses/relationship</td>\n",
+              "      <td>7</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>285</th>\n",
+              "      <td>contracts/relatedProcesses</td>\n",
+              "      <td>7</td>\n",
+              "    </tr>\n",
+              "  </tbody>\n",
+              "</table>\n",
+              "<p>207 rows × 2 columns</p>\n",
+              "</div>"
+            ],
+            "text/plain": [
+              "                                        path  count\n",
+              "0                                         id    277\n",
+              "2                                        tag    277\n",
+              "3                                       date    277\n",
+              "4                                       ocid    277\n",
+              "5                                   buyer/id    277\n",
+              "..                                       ...    ...\n",
+              "278                              workDetails    146\n",
+              "279            contracts/relatedProcesses/id      7\n",
+              "280         contracts/relatedProcesses/title      7\n",
+              "282  contracts/relatedProcesses/relationship      7\n",
+              "285               contracts/relatedProcesses      7\n",
+              "\n",
+              "[207 rows x 2 columns]"
+            ]
+          },
+          "execution_count": 12,
+          "metadata": {},
+          "output_type": "execute_result"
+        }
+      ],
       "source": [
-        "fields = (\n",
-        "    pd.DataFrame(pd.read_json(\"result_fields.json\", typ=\"series\"), columns=[\"releases\"])\n",
-        "    .rename_axis(\"path\")\n",
-        "    .reset_index()\n",
-        ")\n",
         "# Leaves only object members\n",
-        "fields_table = fields[fields.path.str.contains(\"[a-z]$\")]\n",
+        "fields_table = fields[fields.path.str.contains(\"[a-z]$\")].copy()\n",
         "fields_table[\"path\"] = fields_table[\"path\"].str.replace(r\"[][]|^/\", \"\", regex=True)\n",
         "fields_table"
       ]