Two men stand next to some large machinery in a tunnel.
Two men are standing.
sentence 2 is rephrasing, two men standing
exists e1 s1 x1 x2 x3.(to(e1,x2) & in(x2,x3) & n_tunnel(x3) & n_machinery(x2) & a_large(s1) & Theme(s1,x2) & r_next(e1) & Actor(e1,x1) & v_stand(e1) & n_man(x1) & card_eq_2(x1))
exists e1 x1.(Actor(e1,x1) & v_stand(e1) & n_man(x1) & card_eq_2(x1))