A white guy is playing a blue guitar.
the man is climbing a mountain
Playing a blue guitar is not climbing a mountain.
exists e1 s1 s2 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_guitar(x2) & a_blue(s2) & Theme(s2,x2) & n_guy(x1) & a_white(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_climb(e1) & n_mountain(x2))