A man doing a back flip while another takes a picture.
A man is laying on a tarp
A man doing a back flip cannot be laying on a trap.
exists e1 p1 s1 x1 x2 x3.(a_topic(x1) & exists e2 x4 x5.(Theme(e2,x5) & Actor(e2,x4) & v_take(e2) & n_picture(x5) & n_thing(x4)) & while(e1,p1) & Theme(e1,x3) & Actor(e1,x2) & v_do(e1) & n_flip(x3) & a_back(s1) & Theme(s1,x3) & (x1 = x2) & n_man(x1))
exists e1 x1 x2.(on(e1,x2) & n_tarp(x2) & Actor(e1,x1) & v_lay(e1) & n_man(x1))