diff --git a/src/utility/extendedFamilyWidgets.tw b/src/utility/extendedFamilyWidgets.tw
index 32e00e221eb45eafa5bd9d88594f53a2f89a3d08..5555c84e79a7ca2d93f3acb8eb705853a12e4b67 100644
--- a/src/utility/extendedFamilyWidgets.tw
+++ b/src/utility/extendedFamilyWidgets.tw
@@ -66,70 +66,70 @@
 
 
 /*testtest maternal grandma passage - determines if the current slave has a maternal grandmother*/
-<<set $mi = $slaveIndices[$activeSlave.mother]>>
-<<set $fi = $slaveIndices[$activeSlave.father]>>
-<<if def $mi>>
-	<<set $mmi = $slaveIndices[$slaves[$mi].mother]>>
-	<<set $fmi = $slaveIndices[$slaves[$mi].father]>>
+<<set _mi = $slaveIndices[$activeSlave.mother]>>
+<<set _fi = $slaveIndices[$activeSlave.father]>>
+<<if def _mi>>
+	<<set _mmi = $slaveIndices[$slaves[_mi].mother]>>
+	<<set _fmi = $slaveIndices[$slaves[_mi].father]>>
 <<elseif $PC.ID == $activeSlave.mother>>
-	<<set $mmi = $slaveIndices[$PC.mother]>>
-	<<set $fmi = $slaveIndices[$PC.father]>>
+	<<set _mmi = $slaveIndices[$PC.mother]>>
+	<<set _fmi = $slaveIndices[$PC.father]>>
 <</if>>
-<<if def $fi>>
-	<<set $mfi = $slaveIndices[$slaves[$fi].mother]>>
-	<<set $ffi = $slaveIndices[$slaves[$fi].father]>>
+<<if def _fi>>
+	<<set _mfi = $slaveIndices[$slaves[_fi].mother]>>
+	<<set _ffi = $slaveIndices[$slaves[_fi].father]>>
 <<elseif $PC.ID == $activeSlave.father>>
-	<<set $mfi = $slaveIndices[$PC.mother]>>
-	<<set $ffi = $slaveIndices[$PC.father]>>
+	<<set _mfi = $slaveIndices[$PC.mother]>>
+	<<set _ffi = $slaveIndices[$PC.father]>>
 <</if>>
-<<if (def $mi || def $fi) && ndef $mmi && ndef $fmi && ndef $mfi && ndef $ffi>>
-	<<if def $mi>>
-		<<if def $fi && $mi == $fi>>
-			<<if $PC.ID == $slaves[$mi].mother && $PC.ID == $slaves[$fi].father>>
+<<if (def _mi || def _fi) && ndef _mmi && ndef _fmi && ndef _mfi && ndef _ffi>>
+	<<if def _mi>>
+		<<if def _fi && _mi == _fi>>
+			<<if $PC.ID == $slaves[_mi].mother && $PC.ID == $slaves[_fi].father>>
 				$He is @@.lightgreen;your grandchild.@@ You impregnated yourself with $his sole biological parent.
-			<<elseif $PC.ID == $slaves[$mi].mother>>
+			<<elseif $PC.ID == $slaves[_mi].mother>>
 				$He is @@.lightgreen;your grandchild.@@ You gave birth to $his sole biological parent.
-			<<elseif $PC.ID == $slaves[$fi].father>>
+			<<elseif $PC.ID == $slaves[_fi].father>>
 				$He is @@.lightgreen;your grandchild.@@ You fathered $his sole biological parent.
 			<</if>>
-		<<elseif def $fi && $PC.ID == $slaves[$mi].mother && $PC.ID == $slaves[$fi].mother>>
+		<<elseif def _fi && $PC.ID == $slaves[_mi].mother && $PC.ID == $slaves[_fi].mother>>
 			$He is @@.lightgreen;your grandchild.@@ You gave birth to both of $his parents.
-		<<elseif def $fi && $PC.ID == $slaves[$mi].father && $PC.ID == $slaves[$fi].father>>
+		<<elseif def _fi && $PC.ID == $slaves[_mi].father && $PC.ID == $slaves[_fi].father>>
 			$He is @@.lightgreen;your grandchild.@@ You fathered both of $his parents.
-		<<elseif $PC.ID == $slaves[$mi].mother>>
+		<<elseif $PC.ID == $slaves[_mi].mother>>
 			$He is @@.lightgreen;your grandchild.@@ You gave birth to $his mother.
-		<<elseif $PC.ID == $slaves[$mi].father>>
+		<<elseif $PC.ID == $slaves[_mi].father>>
 			$He is @@.lightgreen;your grandchild.@@ You fathered $his mother.
 		<</if>>
-	<<elseif def $fi>>
-		<<if $PC.ID == $slaves[$fi].mother>>
+	<<elseif def _fi>>
+		<<if $PC.ID == $slaves[_fi].mother>>
 			$He is @@.lightgreen;your grandchild.@@ You gave birth to $his father.
-		<<elseif $PC.ID == $slaves[$fi].father>>
+		<<elseif $PC.ID == $slaves[_fi].father>>
 			$He is @@.lightgreen;your grandchild.@@ You fathered $his father.
 		<</if>>
 	<</if>>
 <<else>>
-	<<if def $mmi && def $ffi && $mmi == $ffi>>
-		$His sole @@.lightgreen;grandparent is $slaves[$mmi].slaveName.@@
+	<<if def _mmi && def _ffi && _mmi == _ffi>>
+		$His sole @@.lightgreen;grandparent is $slaves[_mmi].slaveName.@@
 	<<else>>
-		<<if def $mmi && def $mfi && $mmi == $mfi>>
-			$His sole @@.lightgreen;grandmother is $slaves[$mmi].slaveName.@@
+		<<if def _mmi && def _mfi && _mmi == _mfi>>
+			$His sole @@.lightgreen;grandmother is $slaves[_mmi].slaveName.@@
 		<<else>>
-			<<if def $mmi>>
-				$His maternal @@.lightgreen;grandmother is $slaves[$mmi].slaveName.@@
+			<<if def _mmi>>
+				$His maternal @@.lightgreen;grandmother is $slaves[_mmi].slaveName.@@
 			<</if>>
-			<<if def $mfi>>
-				$His paternal @@.lightgreen;grandmother is $slaves[$mfi].slaveName.@@
+			<<if def _mfi>>
+				$His paternal @@.lightgreen;grandmother is $slaves[_mfi].slaveName.@@
 			<</if>>
 		<</if>>
-		<<if def $fmi && def $ffi && $fmi == $ffi>>
-			$His sole @@.lightgreen;grandfather is $slaves[$ffi].slaveName.@@
+		<<if def _fmi && def _ffi && _fmi == _ffi>>
+			$His sole @@.lightgreen;grandfather is $slaves[_ffi].slaveName.@@
 		<<else>>
-			<<if def $fmi>>
-				$His maternal @@.lightgreen;grandfather is $slaves[$fmi].slaveName.@@
+			<<if def _fmi>>
+				$His maternal @@.lightgreen;grandfather is $slaves[_fmi].slaveName.@@
 			<</if>>
-			<<if $ffi>>
-				$His paternal @@.lightgreen;grandfather is $slaves[$ffi].slaveName.@@
+			<<if _ffi>>
+				$His paternal @@.lightgreen;grandfather is $slaves[_ffi].slaveName.@@
 			<</if>>
 		<</if>>
 	<</if>>