if this test does not accept "benim kırmızı kıyafetlerim var" .. the this is not a test. too bad.
It's accepted now.
Why not only 'elbiseleri'
SunniaJ.Kh, why not only "elbisilerim"? It seams to me that "benim" is optional. Perhaps in wroten Turkish it is best to add "benim". And to omit it in spoken Turkish...to be checked