premise: Soldier watches as a train zooms by.
hypothesis: Soldier is watching the train.
explanation_1: watching the train is rephrasing of watches as a train zooms by.
explanation_2: The train can be going by while being watched.
explanation_3: If someone watches something that means that person is watching.
premise_logic: exists e1 e2 s1 x1 x2 x3.(ne_nam_soldier(x1) & as(e1,x2) & a_by(s1) & Manner(e2,s1) & Theme(e2,x3) & v_zoom(e2) & (x2 = x3) & n_train(x2) & Actor(e1,x1) & v_watch(e1))
hypothesis_logic: exists e1 x1 x2.(n_train(x2) & ne_nam_soldier(x1) & Theme(e1,x2) & Actor(e1,x1) & v_watch(e1))
premise_sim: exists e1 e2 s1 x1 x2 x3.(v_zoom(e2) & v_watch(e1) & ne_nam_soldier(x1) & n_train(x2) & as(e1,x2) & a_by(s1) & Theme(e2,x3) & Manner(e2,s1) & Actor(e1,x1) & (x2 = x3))
hypothesis_sim: exists e1 x1 x2.(v_watch(e1) & ne_nam_soldier(x1) & n_train(x2) & Theme(e1,x2) & Actor(e1,x1))