diff --git a/.gitattributes b/.gitattributes
index a155dc3413c4124518ec1e90a3f6ca56c67feb71..d9dddfc5cd10b16ffe6bbbef313e31a728b5a35e 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -357,3 +357,4 @@ data/AB/1990/02_extractedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1992/02_extractedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1993/02_extractedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1994/02_extractedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
+data/AB/1984/04_correctedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
diff --git a/.renku/workflow/87fb5aae5816415d8b19ee7482e954f3_python.cwl b/.renku/workflow/87fb5aae5816415d8b19ee7482e954f3_python.cwl
new file mode 100644
index 0000000000000000000000000000000000000000..e588171cada70ae723e2cb83742e6e9594c3d354
--- /dev/null
+++ b/.renku/workflow/87fb5aae5816415d8b19ee7482e954f3_python.cwl
@@ -0,0 +1,51 @@
+arguments: []
+baseCommand:
+- python
+class: CommandLineTool
+cwlVersion: v1.0
+hints: []
+inputs:
+  input_1:
+    default:
+      class: File
+      path: ../../src/python/run_correctxml.py
+    inputBinding:
+      position: 1
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_2:
+    default:
+      class: File
+      path: ../../data/AB/1984/02_extractedxml.tar.gz
+    inputBinding:
+      position: 2
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_3:
+    default: data/AB/1984/04_correctedxml.tar.gz
+    inputBinding:
+      position: 3
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: string
+outputs:
+  output_0:
+    outputBinding:
+      glob: $(inputs.input_3)
+    streamable: false
+    type: File
+permanentFailCodes: []
+requirements:
+- class: InlineJavascriptRequirement
+- class: InitialWorkDirRequirement
+  listing:
+  - entry: '$({"listing": [], "class": "Directory"})'
+    entryname: data/AB/1984
+    writable: true
+successCodes: []
+temporaryFailCodes: []
diff --git a/data/AB/1984/04_correctedxml.tar.gz b/data/AB/1984/04_correctedxml.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..ffaf156f1d5e2b76d41e827b0d530227ff3f023b
--- /dev/null
+++ b/data/AB/1984/04_correctedxml.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5f83b606d800397db825f602f892a95de78cd8f182b4ea9ae2583800e87c9559
+size 22717759