a man plays ping-pong while a boy watches, meanwhile girls play in the background.
A man watches a television program.
A man who watches a television program is still, whereas a man who plays ping-pong is active.
exists e1 p1 s1 x1 x4.(n_background(x4) & exists e2 p2 x2.(exists e3 x3.(r_meanwhile(e3) & in(e3,x4) & Actor(e3,x3) & v_play(e3) & n_girl(x3)) & Topic(e2,p2) & Actor(e2,x2) & v_watch(e2) & n_boy(x2)) & while(e1,p1) & a_ping-pong(s1) & Manner(e1,s1) & Actor(e1,x1) & v_play(e1) & n_man(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & n_program(x2) & of(x2,x3) & n_television(x3) & n_man(x1))