premise: A team of men performing a life saving procedure.
hypothesis: The team of men were attacked by a shark.
explanation_1: Just because men are doing a life saving procedure does not mean they were attacked by a shark.
explanation_2: There is nothing in sentence one suggesting a shark attack.
explanation_3: performing a life saving procedure, you dont have to be attacked by a shark.
premise_logic: exists e1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & of(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_perform(e1) & n_procedure(x4) & of(x4,x6) & n_saving(x6) & of(x4,x5) & n_life(x5) & (x2 = x3) & n_man(x2) & n_team(x1))
hypothesis_logic: exists e1 x1 x2 x3.(n_team(x1) & Actor(e1,x3) & n_shark(x3) & Theme(e1,x1) & v_attack(e1) & of(x1,x2) & n_man(x2))
premise_sim: exists e1 x1 x2 x3 x4 x5 x6.(v_perform(e1) & of(x4,x6) & of(x4,x5) & of(x1,x2) & n_team(x1) & n_saving(x6) & n_procedure(x4) & n_man(x2) & n_life(x5) & a_topic(x1) & Theme(e1,x4) & Actor(e1,x3) & (x2 = x3))
hypothesis_sim: exists e1 x1 x2 x3.(v_attack(e1) & of(x1,x2) & n_team(x1) & n_shark(x3) & n_man(x2) & Theme(e1,x1) & Actor(e1,x3))