mongodb
diff --git a/‎source/includes/executionStages-included-field.rst
+3 b/‎source/includes/executionStages-included-field.rst
+3
diff --git a/‎source/includes/executionStages-omitted-field.rst
+3 b/‎source/includes/executionStages-omitted-field.rst
+3
diff --git a/‎source/includes/explain-results-exceptions.rst
+6 b/‎source/includes/explain-results-exceptions.rst
+6
diff --git a/‎source/includes/explainVersion.rst
+4 b/‎source/includes/explainVersion.rst
+4
@@ -0,0 +1,3 @@
+Starting in MongoDB 5.1, this field is included if the
+:parameter:`internalQueryEnableSlotBasedExecutionEngine` parameter is
+``true``.
@@ -0,0 +1,3 @@
+Starting in MongoDB 5.1, this field is omitted if the
+:parameter:`internalQueryEnableSlotBasedExecutionEngine` parameter is
+``true``.
@@ -0,0 +1,6 @@
+- ``plannerVersion`` is renamed to ``explainVersion`` and moved
+  to the top section of the ``explain`` results.
+
+- ``winningPlan`` content is moved to ``winningPlan.queryPlan``.
+
+- ``winningPlan.slotBasedPlan`` is added.
@@ -0,0 +1,4 @@
+``explainVersion`` is:
+
+- 1 when enhanced query execution is not used.
+- 2 when enhanced query execution is used.
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+Starting in MongoDB 5.1, this field is included if the`
	`2`	+:parameter:`internalQueryEnableSlotBasedExecutionEngine` parameter is
	`3`	+``true``.