premise: Four boys are about to be hit by an approaching wave.
hypothesis: A wave is about hit some boys.
explanation_1: If the boys are about to be hit by an approaching wave then a wave is about to hit them.
explanation_2: Boys are approaching a wave.
explanation_3: Since the wave is approaching the four boys, the wave is coming closer and close and will hit those boys when it arrives.
premise_logic: exists p1 s1 x1.(Topic(s1,p1) & Actor(s1,x1) & a_about(s1) & exists e2 e1 x2.(Actor(e1,x2) & n_wave(x2) & Actor(e2,x2) & v_approach(e2) & Theme(e1,x1) & v_hit(e1)) & n_boy(x1) & card_eq_4(x1))
hypothesis_logic: exists e1 s1 x1 x2.(a_about(s1) & Manner(e1,s1) & Recipient(e1,x2) & Theme(e1,x1) & v_hit(e1) & n_boy(x2) & n_wave(x1))
premise_sim: exists p1 s1 x1.(n_boy(x1) & exists e2 e1 x2.(v_hit(e1) & v_approach(e2) & n_wave(x2) & Theme(e1,x1) & Actor(e2,x2) & Actor(e1,x2)) & card_eq_4(x1) & a_about(s1) & Topic(s1,p1) & Actor(s1,x1))
hypothesis_sim: exists e1 s1 x1 x2.(v_hit(e1) & n_wave(x1) & n_boy(x2) & a_about(s1) & Theme(e1,x1) & Recipient(e1,x2) & Manner(e1,s1))