diff --git a/mapping-examples/security-datasets/GoldenSAML/README.md b/mapping-examples/security-datasets/GoldenSAML/README.md
index de18c4d0..2b20a97a 100644
--- a/mapping-examples/security-datasets/GoldenSAML/README.md
+++ b/mapping-examples/security-datasets/GoldenSAML/README.md
@@ -8,7 +8,9 @@ Tha dataset is in turn based on Microsoft's SimuLand Golden SAML Lab Guide (http
 
 ### Data Ingestion
 
-TODO
+```
+kestrel-tool mkdb --db sqlite:///golden_saml.db --table WindowsEvents WindowsEvents.json
+```
 
 ### Data Source Configuration
 
diff --git a/packages/kestrel_core/src/kestrel/frontend/kestrel.lark b/packages/kestrel_core/src/kestrel/frontend/kestrel.lark
index 654de406..a4a0bec8 100644
--- a/packages/kestrel_core/src/kestrel/frontend/kestrel.lark
+++ b/packages/kestrel_core/src/kestrel/frontend/kestrel.lark
@@ -176,7 +176,6 @@ NUNIQUE: "NUNIQUE"i
 
 datasource: DATASRC_SIMPLE
           | DATASRC_ESCAPED
-          | VARIABLE
 
 DATASRC_SIMPLE: PATH_SIMPLE ("," PATH_SIMPLE)*
 DATASRC_ESCAPED: PATH_ESCAPED