Perhaps the better word for this piece of propaganda by the unsuitably named Palestine Movement of Peace is incomprehensible:

They seem to be suggesting that 911 was planned decades in advance, and not by those we understand were the perpetrators, and we know this because the Cookie Monster and others said so.
And what does this have to do with their anti-Israel propaganda? I am not entirely sure; perhaps they are trying to suggest it was the Jooooooooos who planned and executed the attack, although again, I am not sure how this shows it.
Not that we didn’t already know these propagandists are delusional. Or that many of those for whom they are spreading this disinformation were big fans of the attacks: