A man holding a boys arms.
The man is alone in the room.
A man is holding a pair of boys arms yet is alone in the room.
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_hold(e1) & n_arm(x3) & of(x3,x4) & n_boy(x4) & (x1 = x2) & n_man(x1))
exists s1 x1 x2.(n_room(x2) & n_man(x1) & in(s1,x2) & Theme(s1,x1) & a_alone(s1))