Foreach = (F,O,R,E,A,C,H), [SP], '(', [SP], Variable, SP, (I,N), SP, Expression, [SP], '|', { SP, UpdatingClause }-, [SP], ')' ;
Variable = SymbolicName ;
UpdatingClause = Create
| Merge
| CreateUnique
| Foreach
| Delete
| Set
| Remove
;