premise: Seagulls are flying above the crashing waves.
hypothesis: The seagulls rest on the beach, heads under wings sleeping.
explanation_1: The seagulls are either flying in the air or they are sleeping while they rest on the beach.
explanation_2: Seagulls cannot be flying and resting on the beach at the same time.
explanation_3: The seagulls cannot by flying if they are resting.
premise_logic: exists e1 x1 x2 x3.(n_wave(x2) & of(x2,x3) & n_crashing(x3) & above(e1,x2) & Actor(e1,x1) & v_fly(e1) & n_seagull(x1))
hypothesis_logic: exists e1 e2 x1 x2 x3 x4 x5.(n_beach(x3) & n_rest(x1) & of(x1,x2) & n_seagull(x2) & under(e1,x4) & Actor(e2,x5) & v_sleep(e2) & (x4 = x5) & n_wing(x4) & Actor(e1,x1) & v_head(e1) & on(x1,x3))