diff --git a/package-lock.json b/package-lock.json
index e229689..6e6b3af 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -37,13 +37,18 @@
       }
     },
     "node_modules/ajv": {
-      "version": "6.10.2",
-      "license": "MIT",
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
       "dependencies": {
-        "fast-deep-equal": "^2.0.1",
+        "fast-deep-equal": "^3.1.1",
         "fast-json-stable-stringify": "^2.0.0",
         "json-schema-traverse": "^0.4.1",
         "uri-js": "^4.2.2"
+      },
+      "funding": {
+        "type": "github",
+        "url": "https://github.com/sponsors/epoberezkin"
       }
     },
     "node_modules/ansi-regex": {
@@ -403,8 +408,9 @@
       "license": "MIT"
     },
     "node_modules/fast-deep-equal": {
-      "version": "2.0.1",
-      "license": "MIT"
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
+      "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q=="
     },
     "node_modules/fast-json-stable-stringify": {
       "version": "2.0.0",
@@ -492,7 +498,10 @@
       "version": "4.2.2",
       "license": "ISC"
     },
-    "node_modules/green-turtle": {},
+    "node_modules/green-turtle": {
+      "version": "1.4.0",
+      "resolved": "git+ssh://git@github.com/bergos/green-turtle.git#aeb3caac9d3f8e701bebf834a1ced9429c5fcb57"
+    },
     "node_modules/har-schema": {
       "version": "2.0.0",
       "license": "ISC",
@@ -1056,6 +1065,7 @@
     },
     "node_modules/rdf-parser-rdfa": {
       "version": "0.3.0",
+      "resolved": "git+ssh://git@github.com/rdf-ext/rdf-parser-rdfa.git#6ba4614479ad17c2b969a1ed20f259702d3fcf24",
       "license": "MIT",
       "dependencies": {
         "green-turtle": "git://github.com/bergos/green-turtle.git#master",
@@ -1124,6 +1134,7 @@
     },
     "node_modules/rdf-store-ldp": {
       "version": "0.3.1",
+      "resolved": "git+ssh://git@github.com/rdf-ext/rdf-store-ldp.git#deaad5a1db280b697abb66ffcdef86aac8d509c4",
       "license": "MIT",
       "dependencies": {
         "inherits": "^2.0.1",
@@ -1311,18 +1322,9 @@
     },
     "node_modules/simplerdf-parse": {
       "version": "0.1.3",
+      "resolved": "git+ssh://git@github.com/nicola/simplerdf-parse.git#143a806b3ffb448cf629e3a1c35581aa779c33c6",
       "license": "ISC"
     },
-    "node_modules/simplerdf/node_modules/rdf-store-ldp": {
-      "version": "0.3.1",
-      "license": "MIT",
-      "dependencies": {
-        "inherits": "^2.0.1",
-        "rdf-ext": "^0.3.0",
-        "rdf-formats-common": "^0.3.0",
-        "rdf-store-abstract": "^0.3.0"
-      }
-    },
     "node_modules/spdx-correct": {
       "version": "3.1.0",
       "license": "Apache-2.0",
@@ -1552,9 +1554,11 @@
       }
     },
     "ajv": {
-      "version": "6.10.2",
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
       "requires": {
-        "fast-deep-equal": "^2.0.1",
+        "fast-deep-equal": "^3.1.1",
         "fast-json-stable-stringify": "^2.0.0",
         "json-schema-traverse": "^0.4.1",
         "uri-js": "^4.2.2"
@@ -1791,7 +1795,9 @@
       "version": "1.3.0"
     },
     "fast-deep-equal": {
-      "version": "2.0.1"
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
+      "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q=="
     },
     "fast-json-stable-stringify": {
       "version": "2.0.0"
@@ -1847,7 +1853,10 @@
     "graceful-fs": {
       "version": "4.2.2"
     },
-    "green-turtle": {},
+    "green-turtle": {
+      "version": "git+ssh://git@github.com/bergos/green-turtle.git#aeb3caac9d3f8e701bebf834a1ced9429c5fcb57",
+      "from": "green-turtle@git://github.com/bergos/green-turtle.git#master"
+    },
     "har-schema": {
       "version": "2.0.0"
     },
@@ -2215,7 +2224,8 @@
       }
     },
     "rdf-parser-rdfa": {
-      "version": "0.3.0",
+      "version": "git+ssh://git@github.com/rdf-ext/rdf-parser-rdfa.git#6ba4614479ad17c2b969a1ed20f259702d3fcf24",
+      "from": "rdf-parser-rdfa@git://github.com/rdf-ext/rdf-parser-rdfa.git#master",
       "requires": {
         "green-turtle": "git://github.com/bergos/green-turtle.git#master",
         "inherits": "^2.0.1",
@@ -2274,7 +2284,8 @@
       }
     },
     "rdf-store-ldp": {
-      "version": "0.3.1",
+      "version": "git+ssh://git@github.com/rdf-ext/rdf-store-ldp.git#deaad5a1db280b697abb66ffcdef86aac8d509c4",
+      "from": "rdf-store-ldp@git://github.com/rdf-ext/rdf-store-ldp.git#master",
       "requires": {
         "inherits": "^2.0.1",
         "rdf-ext": "^0.3.0",
@@ -2413,21 +2424,11 @@
       "requires": {
         "rdf-ext": "^0.3.0",
         "rdf-store-ldp": "^0.3.1"
-      },
-      "dependencies": {
-        "rdf-store-ldp": {
-          "version": "0.3.1",
-          "requires": {
-            "inherits": "^2.0.1",
-            "rdf-ext": "^0.3.0",
-            "rdf-formats-common": "^0.3.0",
-            "rdf-store-abstract": "^0.3.0"
-          }
-        }
       }
     },
     "simplerdf-parse": {
-      "version": "0.1.3"
+      "version": "git+ssh://git@github.com/nicola/simplerdf-parse.git#143a806b3ffb448cf629e3a1c35581aa779c33c6",
+      "from": "simplerdf-parse@git://github.com/nicola/simplerdf-parse.git#master"
     },
     "spdx-correct": {
       "version": "3.1.0",