premise: Men wearing life vests speed across a body of water in an orange boat.
hypothesis: The men are fighting a fire.
explanation_1: Men can speed across a body of water or fight a fire, not both.
explanation_2: There is no fire on a body of water.
explanation_3: You cannot be on a body of water and fighting a fire at the same time.
premise_logic: exists e2 e1 x1 x2 x3 x4 x5 x6 x7 x8.(across(e2,x5) & in(x5,x7) & n_boat(x7) & of(x7,x8) & n_orange(x8) & of(x5,x6) & n_water(x6) & n_body(x5) & Theme(e2,x4) & Actor(e2,x1) & v_speed(e2) & n_thing(x4) & n_vest(x1) & of(x1,x3) & n_life(x3) & Actor(e1,x1) & v_wear(e1) & of(x1,x2) & n_man(x2))
hypothesis_logic: exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_fight(e1) & n_fire(x2))