sentence_A: A boy on a hill covered in snow is wearing a red jacket and a black hat and is sliding on his knees
sentence_B: A boy on a red and black slide is wearing a jacket and a hat and has knees which are covered in snow
sentence_A_original: A boy in a red jacket and balck hat sliding on his knees down a snowy hill
sentence_B_original: A boy in a red jacket and balck hat sliding on his knees down a snowy hill