Given a sentence, generate a new sentence by performing small changes on the sentence. Here, make sure that the changes are semantically related and syntactically similar to the input. And the generated sentence should have high commonsense plausibility, that is to have reasonable probability of it being true.

If you want to prepare a talk then you should have good eye vision .
If you want to watch a watch then you should have good eye vision .

You are likely to find a wall in a classroom.
You are likely to mark a wall in a classroom .

If you want to attend a funk concert then you should ditch the singer .

If you want to attend a rock concert then you should adopt the bird .