premise: A man in a green, black, and white spandex sports uniform is riding a bike.
hypothesis: A man in dark clothes is skiing.
explanation_1: If he is riding a bike, he cannot be skiing.
explanation_2: White spandex shorts are not dark clothing. A man cannot be riding a bike while skiing.
explanation_3: A man is either riding a bike or skiing.
premise_logic: exists e1 s1 s2 s3 s4 s5 x1 x2 x3 x4 x5.(Theme(e1,x5) & Actor(e1,x1) & v_ride(e1) & n_bike(x5) & in(x1,x2) & n_uniform(x2) & of(x2,x4) & n_sport(x4) & of(x2,x3) & n_spandex(x3) & a_white(s5) & Theme(s5,x2) & a_,(s4) & Theme(s4,x2) & a_black(s3) & Theme(s3,x2) & a_,(s2) & Theme(s2,x2) & a_green(s1) & Theme(s1,x2) & n_man(x1))
hypothesis_logic: exists p1 s1 x1 x2.(exists x3.((x1 = x3) & n_skiing(x3)) & in(x1,x2) & n_clothes(x2) & a_dark(s1) & Theme(s1,x2) & n_man(x1))