premise: A man standing up in a rowboat with a bird perched on the boat.
hypothesis: A rowboat is out on the water with a man standing in it.
explanation_1: A rowboat out on water with a man standing on it is part of the description of the whole scenario with a bird perched on the boat.
explanation_2: A rowboat is used for water and out on the water is where it should be.
explanation_3: "A rowboat with a man standing in it" is a rephrasing of "a man standing up in a rowboat."
premise_logic: exists e1 e2 s1 x1 x2 x3 x4 x5 x6.(n_boat(x6) & a_topic(x1) & with(e1,x4) & on(e2,x6) & Theme(e2,x5) & v_perch(e2) & (x4 = x5) & n_bird(x4) & in(e1,x3) & n_rowboat(x3) & a_up(s1) & Manner(e1,s1) & Actor(e1,x2) & v_stand(e1) & (x1 = x2) & n_man(x1))
hypothesis_logic: exists p1 s1 x1 x2.(n_thing(x2) & n_water(x2) & a_out(s1) & Manner(p1,s1) & exists x3 x4.(on(x1,x2) & with(x2,x3) & in(x3,x2) & n_standing(x3) & of(x3,x4) & n_man(x4)) & n_rowboat(x1))
premise_sim: exists e1 e2 s1 x1 x2 x3 x4 x5 x6.(with(e1,x4) & v_stand(e1) & v_perch(e2) & on(e2,x6) & n_rowboat(x3) & n_man(x1) & n_boat(x6) & n_bird(x4) & in(e1,x3) & a_up(s1) & a_topic(x1) & Theme(e2,x5) & Manner(e1,s1) & Actor(e1,x2) & (x4 = x5) & (x1 = x2))
hypothesis_sim: exists p1 s1 x1 x2.(n_water(x2) & n_thing(x2) & n_rowboat(x1) & exists x3 x4.(with(x2,x3) & on(x1,x2) & of(x3,x4) & n_standing(x3) & n_man(x4) & in(x3,x2)) & a_out(s1) & Manner(p1,s1))