A man on a green bench is talking on his cellphone.
Smoke signals are a good way to communicate.
talking and smoking are different colors
exists e1 s1 x1 x2 x3.(on(e1,x3) & n_cellphone(x3) & of(x3,x1) & n_male(x1) & Actor(e1,x1) & v_talk(e1) & on(x1,x2) & n_bench(x2) & a_green(s1) & Theme(s1,x2) & n_man(x1))
exists p1 x1 x2.(exists p2 s1 x3.((x1 = x3) & Topic(x3,p2) & exists e1.(Actor(e1,x3) & v_communicate(e1)) & n_way(x3) & a_good(s1) & Theme(s1,x3)) & n_signal(x1) & (x1 = x2) & ne_nam_smoke(x2))