ZD: of course people jump quicker when it’s against the city versus a different organization, if they perceive discrimination. But “past performance does not guarantee future results”.
The Williamsburg arrangement is from the nineties and no one complained until now. And your Y is not situated in hipster Williamsburg. So basically it depends who gets wind of it and decides to make a fuss. And IF SOMEONE DOES, according to the quoted article the courts are not stacked in favor of religious acommodation.