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-rw-r--r--gn3/api/metadata.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/gn3/api/metadata.py b/gn3/api/metadata.py
index e0f8ff7..62abf26 100644
--- a/gn3/api/metadata.py
+++ b/gn3/api/metadata.py
@@ -162,6 +162,7 @@ CONSTRUCT {
         FILTER (!regex(str(?predicate), '(hasTissueInfo)', 'i')) .
         FILTER (!regex(str(?predicate), '(usesNormalization)', 'i')) .
         FILTER (!regex(str(?predicate), '(platformInfo)', 'i')) .
+        OPTIONAL { ?dataset gnt:hasPlatformInfo ?platformInfo . } .
          OPTIONAL {
             ?inbredSet ^skos:member gnc:Set ;
                        ^gnt:belongsToGroup ?dataset ;