A man dressed in black is sitting on a seat in the subway station that has an opened black umbrella laying on the ground.
A man throws his umbrella away after he decides he doesn't need it any more.
Just because a man is in a subway station and there is an umbrella lying open on the ground,  it doesn't mean the man has thrown his umbrella away.
exists e5 e4 e1 e3 e2 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10.(n_ground(x10) & n_station(x5) & of(x5,x6) & n_subway(x6) & in(e2,x5) & Theme(e5,x8) & Actor(e5,x7) & v_have(e5) & on(e4,x10) & Actor(e4,x9) & v_lay(e4) & (x8 = x9) & n_umbrella(x8) & a_black(s2) & Theme(s2,x8) & Theme(e3,x8) & v_open(e3) & (x5 = x7) & on(e2,x4) & n_seat(x4) & Actor(e2,x1) & v_sit(e2) & Theme(e1,s1) & Theme(s1,x3) & a_black(s1) & Theme(e1,x2) & v_dress(e1) & (x1 = x2) & n_man(x1))
exists e1 p1 x1 x2.(r_away(e1) & exists e2 p2 x1.(-exists e3 s1.(r_any(e3) & a_more(s1) & Manner(e3,s1) & Theme(e3,x2) & Actor(e3,x1) & v_need(e3)) & n_male(x1) & Topic(e2,p2) & Actor(e2,x1) & v_decide(e2)) & n_thing(x2) & n_male(x1) & n_male(x1) & after(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_throw(e1) & n_umbrella(x2) & of(x2,x1) & n_man(x1))