We have red,green and yellow sweaters for you.(改为同义句）We have

We have sweaters for you with red ,green and yellow

I think you just altered a question which should've solved easily to a wrong one.
This sentence need 2 prepositions,you can't put the "for you" ahead.You just put the"for you" in the front,or leave it to the last,never in the middle of this sentence.