diff --git a/.gitattributes b/.gitattributes
index 07c53b548527b79bd48063bb4573ed79e6b876bb..8c102ea9c241b5145ad39a295ac8eed4e08822a7 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -54,3 +54,4 @@ data/AB/1905/04_correctedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1906/04_correctedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1907/04_correctedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
 data/AB/1908/04_correctedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
+data/AB/1909/04_correctedxml.tar.gz filter=lfs diff=lfs merge=lfs -text
diff --git a/.renku/workflow/74c81d06d9db4c9780dabafa329208b1_python.cwl b/.renku/workflow/74c81d06d9db4c9780dabafa329208b1_python.cwl
new file mode 100644
index 0000000000000000000000000000000000000000..07ec28cbe5bbee797e0b2e3672d24fa8b05dd715
--- /dev/null
+++ b/.renku/workflow/74c81d06d9db4c9780dabafa329208b1_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/1909/02_extractedxml.tar.gz
+    inputBinding:
+      position: 2
+      separate: true
+      shellQuote: true
+    streamable: false
+    type: File
+  input_3:
+    default: data/AB/1909/04_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/1909
+    writable: true
+successCodes: []
+temporaryFailCodes: []
diff --git a/data/AB/1909/04_correctedxml.tar.gz b/data/AB/1909/04_correctedxml.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..fc53bd02635a3ed40edc0f019024f2f6f749dedb
--- /dev/null
+++ b/data/AB/1909/04_correctedxml.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:50c56662c9d63f76c7e7f93fb84326e8a6d6631dbe1b09b00b81a78084b89460
+size 6125222