premise: a boy and girl hold hands walking down a railroad track
hypothesis: The couple are getting their pictures professionally taken at the railroad tracks.
explanation_1: The boy and girl holding hands may not be a couple.
explanation_2: Just because a boy and girl are holding hands it does not mean they are a couple.
explanation_3: The boy and girl aren't necessarily a couple; they could be siblings. Also, the first sentence mentions no camera, photographer, or anyone getting their pictures taken, professionally or otherwise.
premise_logic: exists e1 e2 s1 x1 x2 x3 x4 x5 x6 x7.(Theme(e2,x4) & Actor(e2,x1) & v_hold(e2) & a_down(s1) & Manner(e1,s1) & Theme(e1,x6) & Actor(e1,x5) & v_walk(e1) & n_track(x6) & of(x6,x7) & n_railroad(x7) & (x4 = x5) & n_hand(x4) & n_girl(x3) & n_boy(x2) & subset_of(x3,x1) & subset_of(x2,x1))
hypothesis_logic: exists e1 e2 s1 x1 x2 x3 x4 x5.(n_track(x4) & of(x4,x5) & n_railroad(x5) & n_picture(x2) & of(x2,x1) & n_thing(x1) & n_couple(x1) & Theme(e2,x2) & Actor(e2,x1) & v_get(e2) & a_professionally(s1) & Manner(e1,s1) & at(e1,x4) & Theme(e1,x3) & v_take(e1) & (x2 = x3))
premise_sim: exists e1 e2 s1 x1 x2 x3 x4 x5 x6 x7.(v_walk(e1) & v_hold(e2) & subset_of(x3,x1) & subset_of(x2,x1) & of(x6,x7) & n_track(x6) & n_railroad(x7) & n_hand(x4) & n_girl(x3) & n_boy(x2) & a_down(s1) & Theme(e2,x4) & Theme(e1,x6) & Manner(e1,s1) & Actor(e2,x1) & Actor(e1,x5) & (x4 = x5))
hypothesis_sim: exists e1 e2 s1 x1 x2 x3 x4 x5.(v_take(e1) & v_get(e2) & of(x4,x5) & of(x2,x1) & n_track(x4) & n_thing(x1) & n_railroad(x5) & n_picture(x2) & n_couple(x1) & at(e1,x4) & a_professionally(s1) & Theme(e2,x2) & Theme(e1,x3) & Manner(e1,s1) & Actor(e2,x1) & (x2 = x3))