diff --git a/.gitattributes b/.gitattributes
index d9986453e9827edb72de3749a684d975f1c7cc03..e91384803b47d5a84409354d15dfe82aa6236d3e 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -288,3 +288,4 @@ data/AB/1916/05_annotatedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1917/05_annotatedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1918/05_annotatedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1919/05_annotatedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
+data/AB/1920/05_annotatedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
diff --git a/.renku/workflow/0dfe13364d3842a389d0a7c0041e58d4_python.cwl b/.renku/workflow/0dfe13364d3842a389d0a7c0041e58d4_python.cwl
new file mode 100644
index 0000000000000000000000000000000000000000..c3ed2ca8d7528626cc10dd6a1af9b7809b3da2f3
--- /dev/null
+++ b/.renku/workflow/0dfe13364d3842a389d0a7c0041e58d4_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/1920_MPs.pickle
+    inputBinding:
+      position: 2
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_3:
+    default:
+      class: File
+      path: ../../data/AB/1920/04_correctedxml.tar.gz
+    inputBinding:
+      position: 3
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_4:
+    default:
+      class: File
+      path: ../../data/AB/1920/03_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/1920/05_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/1920
+    writable: true
+successCodes: []
+temporaryFailCodes: []
diff --git a/data/AB/1920/05_annotatedxml.tar.gz b/data/AB/1920/05_annotatedxml.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..6a1a9086511c9e974c621ede057795ff03a2a158
--- /dev/null
+++ b/data/AB/1920/05_annotatedxml.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:495b90e9537ae0c43810228f4381158e368fabee6c548c6dd92c3e14b15d2c89
+size 10497454