diff --git a/workflows/MUSE/library.py b/workflows/MUSE/library.py
index c03b7924cd52beae78b91a20ce0803a116d509df..4042b06e68cbe12a07730c2d7cdc71a4177648ed 100644
--- a/workflows/MUSE/library.py
+++ b/workflows/MUSE/library.py
@@ -114,7 +114,7 @@ def MUSE_string_to_file_finished(postdata, input_dict, output_dict):
         DEVSERVER = sys.argv[1].startswith('runserver')
     else:
         DEVSERVER = False
-    fqdn = '127.0.0.1:' + port if DEVSERVER else getfqdn()
+    fqdn = '127.0.0.1:' + str(port) if DEVSERVER else getfqdn()
 
     fqdn = 'http://' + fqdn
 
diff --git a/workflows/MUSE_v3/library.py b/workflows/MUSE_v3/library.py
index 1e600844d784cc852a4c22d20a334956013592b5..4b3e1221175f7b1960ac267e3b05474c48f6d5da 100644
--- a/workflows/MUSE_v3/library.py
+++ b/workflows/MUSE_v3/library.py
@@ -111,6 +111,19 @@ def MUSE_event_temprel_detection(input_dict):
 #end
 
 
+def MUSE_PG_preprocessing(input_dict):
+    text = input_dict['text']
+    url = input_dict['url']
+
+    import socket
+    socket.setdefaulttimeout(None)
+
+    cli = JSONWSPClient(url)
+    result = cli.PG_preprocessing(text=text)
+    result = result.response_dict['result']
+    return {'structure': result[0], 'tokens': result[1]}
+#end
+
 
 
 
diff --git a/workflows/MUSE_v3/package_data/categories/3b5afcdf-231b-4484-8d0e-6a23852e0e95.json b/workflows/MUSE_v3/package_data/categories/3b5afcdf-231b-4484-8d0e-6a23852e0e95.json
new file mode 100644
index 0000000000000000000000000000000000000000..982b6e277dc295eef9220f40cf6f33b95964d26b
--- /dev/null
+++ b/workflows/MUSE_v3/package_data/categories/3b5afcdf-231b-4484-8d0e-6a23852e0e95.json
@@ -0,0 +1,9 @@
+{
+  "model": "workflows.category", 
+  "fields": {
+    "name": "NLP components (PG)", 
+    "parent": "853d1bb3-3710-4fae-a95a-2955abd7b7fe", 
+    "order": 3, 
+    "uid": "3b5afcdf-231b-4484-8d0e-6a23852e0e95"
+  }
+}
\ No newline at end of file
diff --git a/workflows/MUSE_v3/package_data/categories/c0ecc61e-3fe1-4681-8ed7-8d45e796d9d0.json b/workflows/MUSE_v3/package_data/categories/c0ecc61e-3fe1-4681-8ed7-8d45e796d9d0.json
index c7367d964a0ed0adb5313e994aae80fcfefb5a85..712527841b60dba1f91e96d7818c029ddd998b6b 100644
--- a/workflows/MUSE_v3/package_data/categories/c0ecc61e-3fe1-4681-8ed7-8d45e796d9d0.json
+++ b/workflows/MUSE_v3/package_data/categories/c0ecc61e-3fe1-4681-8ed7-8d45e796d9d0.json
@@ -3,7 +3,7 @@
   "fields": {
     "name": "NLP components", 
     "parent": "853d1bb3-3710-4fae-a95a-2955abd7b7fe", 
-    "order": 1, 
+    "order": 2, 
     "uid": "c0ecc61e-3fe1-4681-8ed7-8d45e796d9d0"
   }
 }
\ No newline at end of file
diff --git a/workflows/MUSE_v3/package_data/widgets/352b025c-418f-41da-8a20-4adfc9cd6d16.json b/workflows/MUSE_v3/package_data/widgets/352b025c-418f-41da-8a20-4adfc9cd6d16.json
new file mode 100644
index 0000000000000000000000000000000000000000..b11d67c66c355ce4447bb621441f86f4e4b5780e
--- /dev/null
+++ b/workflows/MUSE_v3/package_data/widgets/352b025c-418f-41da-8a20-4adfc9cd6d16.json
@@ -0,0 +1,85 @@
+[
+  {
+    "model": "workflows.abstractwidget", 
+    "fields": {
+      "category": "3b5afcdf-231b-4484-8d0e-6a23852e0e95", 
+      "treeview_image": "", 
+      "uid": "352b025c-418f-41da-8a20-4adfc9cd6d16", 
+      "windows_queue": false, 
+      "package": "MUSE_v3", 
+      "interaction_view": "", 
+      "has_progress_bar": false, 
+      "image": "", 
+      "description": "This function is used to tokenise text and detect information about its structure", 
+      "static_image": "", 
+      "action": "MUSE_PG_preprocessing", 
+      "visualization_view": "", 
+      "streaming_visualization_view": "", 
+      "post_interact_action": "", 
+      "wsdl_method": "", 
+      "wsdl": "", 
+      "interactive": false, 
+      "is_streaming": false, 
+      "order": 1, 
+      "name": "PG preprocessing"
+    }
+  }, 
+  {
+    "model": "workflows.abstractinput", 
+    "fields": {
+      "widget": "352b025c-418f-41da-8a20-4adfc9cd6d16", 
+      "name": "Service url", 
+      "short_name": "url", 
+      "default": "http://grom.ijs.si:8001/MUSE_services_V3/jsonwsp/description", 
+      "description": "URL of the MUSE service", 
+      "required": true, 
+      "multi": false, 
+      "parameter_type": "text", 
+      "variable": "url", 
+      "parameter": true, 
+      "order": 1, 
+      "uid": "cd0de070-ce48-48b1-8a5a-addeac39cd40"
+    }
+  }, 
+  {
+    "model": "workflows.abstractinput", 
+    "fields": {
+      "widget": "352b025c-418f-41da-8a20-4adfc9cd6d16", 
+      "name": "Raw text", 
+      "short_name": "txt", 
+      "default": "", 
+      "description": "Input text file", 
+      "required": true, 
+      "multi": false, 
+      "parameter_type": null, 
+      "variable": "text", 
+      "parameter": false, 
+      "order": 1, 
+      "uid": "f608f877-4e65-42e0-ae09-e807f1639830"
+    }
+  }, 
+  {
+    "model": "workflows.abstractoutput", 
+    "fields": {
+      "widget": "352b025c-418f-41da-8a20-4adfc9cd6d16", 
+      "name": "Tokens", 
+      "short_name": "tok", 
+      "description": "Tokenised text", 
+      "variable": "tokens", 
+      "order": 1, 
+      "uid": "401377a7-4808-4679-bda7-b230809d9780"
+    }
+  }, 
+  {
+    "model": "workflows.abstractoutput", 
+    "fields": {
+      "widget": "352b025c-418f-41da-8a20-4adfc9cd6d16", 
+      "name": "Text structure", 
+      "short_name": "tsr", 
+      "description": "Recognised text structure", 
+      "variable": "structure", 
+      "order": 1, 
+      "uid": "bac34128-4b42-4cb4-a9ac-8c8bf7f94d98"
+    }
+  }
+]
\ No newline at end of file