A man is standing under a tent playing a guitar.
A man is playing a sitar to summon a demon.
Playing a guitar is different than playing a sitar
exists e1 x1.(all x2.(n_guitar(x2) -> exists s1 x3.(under(e1,x3) & for(x3,x2) & n_playing(x3) & a_tent(s1) & Theme(s1,x3))) & Actor(e1,x1) & v_stand(e1) & n_man(x1))
exists e1 p1 x1 x2 x3.(Topic(e1,p1) & exists e2 x4.(Theme(e2,x4) & Actor(e2,x1) & v_summon(e2) & n_demon(x4)) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & n_sitar(x3) & n_man(x2) & n_man(x1))