A musician is posing while playing an odd-shaped guitar.
A musician poses with a weird piano.
A musician cannot pose with a guitar and a piano at the same time.
exists e1 e2 s1 x1 x2.(while(e1,e2) & Theme(e2,x2) & Actor(e2,x1) & v_play(e2) & n_guitar(x2) & a_odd-shaped(s1) & Theme(s1,x2) & Actor(e1,x1) & v_pose(e1) & n_musician(x1))
exists e1 s1 x1 x2.(with(e1,x2) & n_piano(x2) & a_weird(s1) & Theme(s1,x2) & Actor(e1,x1) & v_pose(e1) & n_musician(x1))