premise: A singer is crowd surfing.
hypothesis: The singer fell off stange onto the ground
explanation_1: Both sentences are talking about a singer. The first says the singer is crowd surfing. The second says the singer fell off stage onto the floor.
premise_logic: exists p1 x1.(exists x2 x3.((x1 = x2) & n_surfing(x2) & of(x2,x3) & n_crowd(x3)) & n_singer(x1))
hypothesis_logic: exists e1 s1 s2 x1 x2.(n_ground(x2) & n_singer(x1) & onto(e1,x2) & a_stange(s2) & Manner(e1,s2) & a_off(s1) & Manner(e1,s1) & Actor(e1,x1) & v_fall(e1))
premise_sim: exists x1.(n_singer(x1) & exists x2 x3.(of(x2,x3) & n_surfing(x2) & n_crowd(x3) & (x1 = x2)))
hypothesis_sim: exists e1 s1 s2 x1 x2.(v_fall(e1) & onto(e1,x2) & n_singer(x1) & n_ground(x2) & a_stange(s2) & a_off(s1) & Manner(e1,s2) & Manner(e1,s1) & Actor(e1,x1))