premise: A man in a green, black, and white spandex sports uniform is riding a bike.
hypothesis: A guy isn't afraid to fall down and spoiled his bright uniform.
explanation_1: You generally wouldn't talk about a man being afraid to fall down while riding a bike.
explanation_2: A guy who is not afraid to dall down is not necessarily riding a bike. Green, black and white are neutral colors that may not be bright.
explanation_3: Being dismounted from a bike is not called "falling down."
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 e1 s1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x2) & v_spoil(e1) & n_uniform(x3) & a_bright(s1) & Theme(s1,x3) & of(x3,x1) & n_male(x1) & n_guy(x2) & -exists p1 s2.(Topic(s2,p1) & Actor(s2,x1) & a_afraid(s2) & exists e2 s3.(a_down(s3) & Manner(e2,s3) & Actor(e2,x1) & v_fall(e2))) & n_guy(x1))