premise: A man in a blue shirt is performing a skateboarding trick near stiars while two other men watch.
hypothesis: Nobody has a shirt
explanation_1: Two men watch a man in a shirt that is performing and then we have nobody has a shirt. Even if the the men watching the skateboarder didn't have shirts on and it was a hot day, someone had a shirt.
explanation_2: The man either has a blue shirt  or nobody has a shirt.
explanation_3: If there is a man in a blue shirt, it cannot be that there is nobody with shirt.
premise_logic: exists e2 e1 e3 s1 x1 x2 x3 x4 x5 x6 x7.(Theme(e3,x7) & Actor(e3,x1) & v_watch(e3) & n_thing(x7) & in(x1,x2) & while(e2,x6) & -(x6 = x1) & n_man(x1) & n_man(x1) & n_man(x6) & card_eq_2(x6) & Theme(e2,x4) & Actor(e2,x3) & v_perform(e2) & near(x4,x5) & n_stiar(x5) & n_trick(x4) & Actor(e1,x4) & v_skateboard(e1) & (x2 = x3) & n_shirt(x2) & a_blue(s1) & Theme(s1,x2))
hypothesis_logic: -exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_shirt(x2) & n_person(x1))
premise_sim: exists e2 e1 e3 s1 x1 x2 x3 x4 x5 x6 x7.(while(e2,x6) & v_watch(e3) & v_skateboard(e1) & v_perform(e2) & near(x4,x5) & n_trick(x4) & n_thing(x7) & n_stiar(x5) & n_shirt(x2) & n_man(x6) & n_man(x1) & in(x1,x2) & card_eq_2(x6) & a_blue(s1) & Theme(s1,x2) & Theme(e3,x7) & Theme(e2,x4) & Actor(e3,x1) & Actor(e2,x3) & Actor(e1,x4) & -(x6 = x1) & (x2 = x3))
hypothesis_sim: all e1 x1 x2.(-v_have(e1) | -n_shirt(x2) | -n_person(x1) | -Theme(e1,x2) | -Actor(e1,x1))