A man walking past a lamp post with a sign saying' no dogs allowed'.
man walks by sign
If the man walks past the lamp post, and the lamp post has a sign, then the man also walks past the sign.
exists e1 e2 e3 x1 x2 x3 x4 x5 x6 x7 x8.(a_topic(x1) & for(e1,e3) & Theme(e3,x6) & Actor(e3,x2) & v_say(e3) & n_'(x7) & Theme(e2,x7) & v_allow(e2) & of(x7,x8) & n_dog(x8) & rel(x6,x7) & n_'(x6) & past(e1,x3) & with(x3,x5) & n_sign(x5) & n_post(x3) & of(x3,x4) & n_lamp(x4) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2.(by(e1,x2) & n_sign(x2) & Actor(e1,x1) & v_walk(e1) & n_man(x1))