premise: A man sitting on steps with a child as a bystander walks by.
hypothesis: A man and a child sitting on steps saw a bystander.
explanation_1: "A man sitting on steps with a child as a bystander walks by" is a rephrase of "A man and a child sitting on steps saw a bystander."
explanation_2: There is both a man and a child sitting on steps.
explanation_3: If a bystander walks by, it can be inferred that they saw a bystander.
premise_logic: exists e1 p1 x1 x2 x3 x4.(a_topic(x1) & exists e2 s1 x5.(a_by(s1) & Manner(e2,s1) & Actor(e2,x5) & v_walk(e2) & n_bystander(x5)) & as(e1,p1) & with(e1,x4) & n_child(x4) & on(e1,x3) & n_step(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_man(x1))
hypothesis_logic: exists e2 e1 x1 x2 x3 x4 x5 x6.(Theme(e2,x6) & Actor(e2,x1) & v_see(e2) & n_bystander(x6) & subset_of(x3,x1) & on(e1,x5) & n_step(x5) & Actor(e1,x4) & v_sit(e1) & (x3 = x4) & n_child(x3) & subset_of(x2,x1) & n_man(x2))
premise_sim: exists e1 p1 x1 x2 x3 x4.(with(e1,x4) & v_sit(e1) & on(e1,x3) & n_step(x3) & n_man(x1) & n_child(x4) & exists e2 s1 x5.(v_walk(e2) & n_bystander(x5) & a_by(s1) & Manner(e2,s1) & Actor(e2,x5)) & as(e1,p1) & a_topic(x1) & Actor(e1,x2) & (x1 = x2))
hypothesis_sim: exists e2 e1 x1 x2 x3 x4 x5 x6.(v_sit(e1) & v_see(e2) & subset_of(x3,x1) & subset_of(x2,x1) & on(e1,x5) & n_step(x5) & n_man(x2) & n_child(x3) & n_bystander(x6) & Theme(e2,x6) & Actor(e2,x1) & Actor(e1,x4) & (x3 = x4))