A man in plaid stops to take a picture while a man in blue looks off at something else.
A lumberjack takes a picture while his friend waits.
We have no idea if the man in plaid is a lumberjack or not, anyone can wear plaid. We have no idea if the other man is his friend. He could be anyone.
exists p1 s1 x1 x2.(a_topic(x1) & in(x1,x2) & Topic(x2,p1) & exists e1 s2 x3 x4 x5 x6.(at(e1,x6) & r_else(x6) & n_thing(x6) & r_off(e1) & in(e1,x5) & n_look(x5) & a_blue(s2) & Theme(s2,x5) & while(e1,x4) & n_man(x4) & Theme(e1,x3) & Actor(e1,x2) & v_take(e1) & n_picture(x3)) & n_stop(x2) & a_plaid(s1) & Theme(s1,x2) & n_man(x1))
exists e1 x1 x2 x3 x4.(while(e1,x3) & n_wait(x3) & of(x3,x4) & n_friend(x4) & of(x3,x1) & n_male(x1) & Theme(e1,x2) & Actor(e1,x1) & v_take(e1) & n_picture(x2) & n_lumberjack(x1))