diff --git a/trustgraph-base/trustgraph/schema/services/structured_query.py b/trustgraph-base/trustgraph/schema/services/structured_query.py
index 8d392098..537fc36b 100644
--- a/trustgraph-base/trustgraph/schema/services/structured_query.py
+++ b/trustgraph-base/trustgraph/schema/services/structured_query.py
@@ -8,13 +8,11 @@ from ..core.topic import topic
 # Structured Query Service - executes GraphQL queries
 
 class StructuredQueryRequest(Record):
-    query = String()  # GraphQL query
-    variables = Map(String())  # GraphQL variables
-    operation_name = String()  # Optional operation name for multi-operation documents
+    question = String()
 
 class StructuredQueryResponse(Record):
     error = Error()
     data = String()  # JSON-encoded GraphQL response data
     errors = Array(String())  # GraphQL errors if any
 
-############################################################################
\ No newline at end of file
+############################################################################