premise: The girls in the red shirts are doing flips in the air.
hypothesis: The girls have blue shirts.
explanation_1: Red shirts are not blue shirts.
explanation_2: They'd either have to wear red or blue shirts, not both.
explanation_3: They can't be wearing both red and blue shirts.
premise_logic: exists e1 s1 x1 x2 x3 x4.(n_air(x4) & n_shirt(x2) & a_red(s1) & Theme(s1,x2) & n_girl(x1) & in(e1,x4) & Theme(e1,x3) & Actor(e1,x1) & v_do(e1) & n_flip(x3) & in(x1,x2))
hypothesis_logic: exists e1 s1 x1 x2.(n_girl(x1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_shirt(x2) & a_blue(s1) & Theme(s1,x2))