diff --git a/.gitattributes b/.gitattributes
index a2f402ac72c5736394ca6dd15dc86f081a811b67..3ceadf228852756feeebe34d34564f26caabbaa5 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -239,3 +239,5 @@ data/AB/1992/03_correctedmeta.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1993/03_correctedmeta.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1994/03_correctedmeta.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1995/03_correctedmeta.tar.gz filter=lfs diff=lfs merge=lfs -text
+data/politicians/MPs_after1890.csv filter=lfs diff=lfs merge=lfs -text
+data/politicians/lastnames/** filter=lfs diff=lfs merge=lfs -text
diff --git a/.renku/workflow/37d3814894c7426fa0e5a6b0211ad38b_python.cwl b/.renku/workflow/37d3814894c7426fa0e5a6b0211ad38b_python.cwl
new file mode 100644
index 0000000000000000000000000000000000000000..1e67e2460c64d2d2b3f86186041491b2c8efbcd6
--- /dev/null
+++ b/.renku/workflow/37d3814894c7426fa0e5a6b0211ad38b_python.cwl
@@ -0,0 +1,68 @@
+arguments: []
+baseCommand:
+- python
+class: CommandLineTool
+cwlVersion: v1.0
+hints: []
+inputs:
+  input_1:
+    default:
+      class: File
+      path: ../../src/python/extractMPs.py
+    inputBinding:
+      position: 1
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_2:
+    default:
+      class: File
+      path: ../../data/politicians/Ratsmitglieder_1848_DE_corr.xlsx
+    inputBinding:
+      position: 2
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_3:
+    default:
+      class: File
+      path: ../../data/politicians/MPs_additionalInfo.csv
+    inputBinding:
+      position: 3
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_4:
+    default: data/politicians/MPs_after1890.csv
+    inputBinding:
+      position: 4
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: string
+  input_5:
+    default: data/politicians/lastnames
+    inputBinding:
+      position: 5
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: string
+outputs:
+  output_0:
+    outputBinding:
+      glob: $(inputs.input_4)
+    streamable: false
+    type: File
+  output_1:
+    outputBinding:
+      glob: $(inputs.input_5)
+    streamable: false
+    type: Directory
+permanentFailCodes: []
+requirements: []
+successCodes: []
+temporaryFailCodes: []
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