https://monticore.github.io/monticore/monticore-grammar/javadoc/de/monticore/statements/mcreturnstatements/_ast/ASTReturnStatement.html
ASTReturnStatement (monticore-grammar 7.9.0-SNAPSHOT API)
declaration: package: de.monticore.statements.mcreturnstatements._ast, class: ASTReturnStatement
grammarsnapshotapi