diff --git a/.env.template b/.env.template
index 89095b8..fc3aabf 100644
--- a/.env.template
+++ b/.env.template
@@ -4,4 +4,4 @@ NEO4J="{'host':'myhost.com','password':'mypw','user':'neo4j'}"
 
 # legacy parameters.
 # this is the old format, to provide the neo4j access data.
-NEO4J_LECAGY_PARAMS="{'GC_NEO4J_URL':'myhost.com','GC_NEO4J_USER':'neo4j','GC_NEO4J_PASSWORD':'mypw'}"
\ No newline at end of file
+NEO4J_LECAGY_PARAMS="{'GC_NEO4J_URL':'myhost.com','GC_NEO4J_USER':'neo4j','GC_NEO4J_PASSWORD':'mypw'}"
diff --git a/pipeline.env.template b/pipeline.env.template
new file mode 100644
index 0000000..75925e6
--- /dev/null
+++ b/pipeline.env.template
@@ -0,0 +1 @@
+MASYMOS_SOURCE_FILE="https://secret"
\ No newline at end of file
diff --git a/pipeline.yaml b/pipeline.yaml
index 80edf80..6d1981b 100644
--- a/pipeline.yaml
+++ b/pipeline.yaml
@@ -1,36 +1,42 @@
 CovidGraphPipeline:
-    - name: CREATE_FULL_TEXT_INDEXES
-      image_repo: covidgraph/graph-processing-fulltext-indexes
-    - name: JHU
-      image_repo: covidgraph/data_jhu_population
-      dependencies:
-        - CREATE_FULL_TEXT_INDEXES
-    - name: BIOBASE
-      image_repo: covidgraph/data_biobase
-    - name: LENS_PATENT_DATA
-      image_repo: covidgraph/data-lens-org-covid19-patents
-    - name: CORD19
-      image_repo: covidgraph/data-cord19
-      env_vars:
-        CONFIGS_PAPER_BATCH_SIZE: 300
-        CONFIGS_NO_OF_PROCESSES: 25
-    - name: TEXT_FRAGGER
-      image_repo: covidgraph/graph-processing_fragmentize_text
-      dependencies:
-        - CORD19
-        - LENS_PATENT_DATA
-    - name: TEXT_GENE_MATCH
-      image_repo: covidgraph/graph-processing_text_gene_match
-      dependencies:
-        - CORD19
-        - LENS_PATENT_DATA
-        - BIOBASE
-        - TEXT_FRAGGER
-    - name: CLINICAL_TRIALS_GOV
-      image_repo: covidgraph/data-clinical_trials_gov
-    - name: HELOMICS_HETIONET
-      image_repo: helomics/data_hetionet
-    - name: BIOBERT
-      image_repo: covidgraph/data-biobert
-      dependencies:
-        - CORD19
+  - name: CREATE_FULL_TEXT_INDEXES
+    image_repo: covidgraph/graph-processing-fulltext-indexes
+  - name: JHU
+    image_repo: covidgraph/data_jhu_population
+    dependencies:
+      - CREATE_FULL_TEXT_INDEXES
+  - name: BIOBASE
+    image_repo: covidgraph/data_biobase
+  - name: LENS_PATENT_DATA
+    image_repo: covidgraph/data-lens-org-covid19-patents
+  - name: CORD19
+    image_repo: covidgraph/data-cord19
+    env_vars:
+      CONFIGS_PAPER_BATCH_SIZE: 300
+      CONFIGS_NO_OF_PROCESSES: 25
+  - name: TEXT_FRAGGER
+    image_repo: covidgraph/graph-processing_fragmentize_text
+    dependencies:
+      - CORD19
+      - LENS_PATENT_DATA
+  - name: TEXT_GENE_MATCH
+    image_repo: covidgraph/graph-processing_text_gene_match
+    dependencies:
+      - CORD19
+      - LENS_PATENT_DATA
+      - BIOBASE
+      - TEXT_FRAGGER
+  - name: CLINICAL_TRIALS_GOV
+    image_repo: covidgraph/data-clinical_trials_gov
+  - name: HELOMICS_HETIONET
+    image_repo: helomics/data_hetionet
+  - name: BIOBERT
+    image_repo: covidgraph/data-biobert
+    dependencies:
+      - CORD19
+  - name: MASYMOS
+    image_repo: covidgraph/data_masymos
+    env_vars:
+      SOURCE: ${MASYMOS_SOURCE_FILE}
+    dependencies:
+      - CORD19