diff --git a/.gitattributes b/.gitattributes
index 06130b5ab41cbcea642c5bb06d47c62d222543a8..401b4d1c0b1a88500f95eba9093c8e6eb08fc482 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -299,3 +299,4 @@ data/AB/1927/05_annotatedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1928/05_annotatedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1929/05_annotatedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1930/05_annotatedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
+data/AB/1931/05_annotatedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
diff --git a/.renku/workflow/fbcdfd8bfa1a4a55889e26f0bad093b6_python.cwl b/.renku/workflow/fbcdfd8bfa1a4a55889e26f0bad093b6_python.cwl
new file mode 100644
index 0000000000000000000000000000000000000000..a80aa58aa6c49645edcc83e7cc34559a5d1a9d9c
--- /dev/null
+++ b/.renku/workflow/fbcdfd8bfa1a4a55889e26f0bad093b6_python.cwl
@@ -0,0 +1,91 @@
+arguments: []
+baseCommand:
+- python
+class: CommandLineTool
+cwlVersion: v1.0
+hints: []
+inputs:
+  input_1:
+    default:
+      class: File
+      path: ../../src/python/run_extract_discussions.py
+    inputBinding:
+      position: 1
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_2:
+    default:
+      class: File
+      path: ../../data/politicians/lastnames/1931_MPs.pickle
+    inputBinding:
+      position: 2
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_3:
+    default:
+      class: File
+      path: ../../data/AB/1931/04_correctedxml.tar.gz
+    inputBinding:
+      position: 3
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_4:
+    default:
+      class: File
+      path: ../../data/AB/1931/03_correctedmeta.tar.gz
+    inputBinding:
+      position: 4
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_5:
+    default:
+      class: File
+      path: ../../data/lists/not_names.txt
+    inputBinding:
+      position: 5
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_6:
+    default:
+      class: File
+      path: ../../data/lists/dict_overlaps.pickle
+    inputBinding:
+      position: 6
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_7:
+    default: data/AB/1931/05_annotatedxml.tar.gz
+    inputBinding:
+      position: 7
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: string
+outputs:
+  output_0:
+    outputBinding:
+      glob: $(inputs.input_7)
+    streamable: false
+    type: File
+permanentFailCodes: []
+requirements:
+- class: InlineJavascriptRequirement
+- class: InitialWorkDirRequirement
+  listing:
+  - entry: '$({"listing": [], "class": "Directory"})'
+    entryname: data/AB/1931
+    writable: true
+successCodes: []
+temporaryFailCodes: []
diff --git a/data/AB/1931/05_annotatedxml.tar.gz b/data/AB/1931/05_annotatedxml.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..8d7a39c8b39795df6e67de5d747f3ef14d0a3d29
--- /dev/null
+++ b/data/AB/1931/05_annotatedxml.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:73795cf1b060758e055d2ddc640e71ff2ad9c278fca7887f5a0687cd77f6425b
+size 10724290