diff --git a/baselanguage/languages/jetbrains.mps.baseLanguageExt/models/controlflow.mps b/baselanguage/languages/jetbrains.mps.baseLanguageExt/models/controlflow.mps
index e994dc8b..9c2fdd6b 100644
--- a/baselanguage/languages/jetbrains.mps.baseLanguageExt/models/controlflow.mps
+++ b/baselanguage/languages/jetbrains.mps.baseLanguageExt/models/controlflow.mps
@@ -9,9 +9,17 @@
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@@ -25,16 +33,89 @@
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@@ -42,23 +123,28 @@
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@@ -80,11 +166,21 @@
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@@ -92,6 +188,10 @@
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@@ -120,34 +220,482 @@
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