Two men are practicing Karate in a room with white brick walls and is in front of some blacked out windows.
the men are black belts
The men may not be black belts, but some other rank.
exists e1 p1 s1 x1 x2 x3 x4 x5 x6.(ne_org_karate(x2) & exists e2 x7 x8 x9 x10.(in(x6,x7) & of(x7,x8) & out(e2,x10) & n_window(x10) & Theme(e2,x9) & v_black(e2) & (x8 = x9) & n_thing(x8) & n_front(x7)) & n_man(x6) & card_eq_2(x6) & in(e1,x3) & with(x3,x4) & n_wall(x4) & of(x4,x5) & n_brick(x5) & a_white(s1) & Theme(s1,x4) & n_room(x3) & Theme(e1,x2) & Actor(e1,x1) & v_practice(e1) & n_man(x1) & card_eq_2(x1))
exists p1 x1.(n_man(x1) & exists s1 x2.((x1 = x2) & n_belt(x2) & a_black(s1) & Theme(s1,x2)))