In Massachusetts, it is illegal to put tomatoes in clam chowder.
It is possible, and grammatically correct, to have "had" 11 times in a row in a sentence.
Example:
James while John had had had had had had had had had had had a better effect on the teacher.
It makes more sense if you put quotes in:
James, while John had had "had", had had "had had"; "had had" had had a better effect on the teacher.
It is possible, and grammatically correct, to have "had" 11 times in a row in a sentence.
Example:
James while John had had had had had had had had had had had a better effect on the teacher.
It makes more sense if you put quotes in:
James, while John had had "had", had had "had had"; "had had" had had a better effect on the teacher.