premise: A man on a raft on the bay of a river.
hypothesis: The man is drowning.
explanation_1: One man is on a raft but the other one is drowning.
premise_logic: exists x1 x2 x3 x4.(n_bay(x3) & a_topic(x1) & on(x1,x2) & on(x2,x3) & of(x3,x4) & n_river(x4) & n_raft(x2) & n_man(x1))
hypothesis_logic: exists e1 x1.(n_man(x1) & Actor(e1,x1) & v_drown(e1))
premise_sim: exists x1 x2 x3 x4.(on(x2,x3) & on(x1,x2) & of(x3,x4) & n_river(x4) & n_raft(x2) & n_man(x1) & n_bay(x3) & a_topic(x1))
hypothesis_sim: exists e1 x1.(v_drown(e1) & n_man(x1) & Actor(e1,x1))