You missed a couple hads at the end: https://en.wikipedia.org/wiki/James_while_John_had_had_had_had_had_had_had_had_had_had_had_a_better_effect_on_the_teacher h

You missed a couple hads at the end: https://en.wikipedia.org/wiki/James_while_John_had_had_had_had_had_had_had_had_had_had_had_a_better_effect_on_the_teacher https://en.wikipedia.org/wiki/James_while_John_had_had_had_h...