Merge

EBNF

Merge = (M,E,R,G,E), [SP], PatternPart, { SP, MergeAction } ;
PatternPart = (Variable, [SP], '=', [SP], AnonymousPatternPart)
            | AnonymousPatternPart
            ;
Variable = SymbolicName ;
AnonymousPatternPart = PatternElement ;
MergeAction = ((O,N), SP, (M,A,T,C,H), SP, Set)
            | ((O,N), SP, (C,R,E,A,T,E), SP, Set)
            ;

Referenced from