"James while John had had had had had had had had had had had a better effect on the teacher" is an English sentence used to demonstrate lexical ambiguity and the necessity of punctuation, which serves as a substitute for the intonation,stress, and pauses found in speech.
«James while John had had had had had had had had had had had a better effect on the teacher» — предложение на английском языке, которое используют для демонстрации возможной лексической неопределённости, а также необходимости использования знаков препинания, которые являются заменой интонации, ударения и пауз, обычно применяющихся в разговорной речи.