premise: People stand along a train track and take pictures.
hypothesis: Photographers take photos of the scene after a train accident.
explanation_1: Not all people who take pictures are photographers.
explanation_2: Take photos doesn't imply photographers take photos..The fact that people stand along a train track and take pictures doesn't imply there was a train accident.
explanation_3: If people take photos in the train track,it is not necessarily to be a train accident.
premise_logic: exists e2 e1 x1 x2 x3 x4 x5.(Theme(e2,x5) & Actor(e2,x4) & v_take(e2) & n_picture(x5) & n_people(x4) & along(e1,x2) & n_track(x2) & of(x2,x3) & n_train(x3) & Actor(e1,x1) & v_stand(e1) & n_people(x1))
hypothesis_logic: exists e1 x1 x2 x3 x4 x5.(n_scene(x3) & after(e1,x4) & n_accident(x4) & of(x4,x5) & n_train(x5) & Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & of(x2,x3) & n_photo(x2) & n_photographer(x1))
premise_sim: exists e2 e1 x1 x2 x3 x4 x5.(v_take(e2) & v_stand(e1) & of(x2,x3) & n_train(x3) & n_track(x2) & n_picture(x5) & n_people(x4) & n_people(x1) & along(e1,x2) & Theme(e2,x5) & Actor(e2,x4) & Actor(e1,x1))
hypothesis_sim: exists e1 x1 x2 x3 x4 x5.(v_take(e1) & of(x4,x5) & of(x2,x3) & n_train(x5) & n_scene(x3) & n_photographer(x1) & n_photo(x2) & n_accident(x4) & after(e1,x4) & Theme(e1,x2) & Actor(e1,x1))