A mountain climber scales a steep rock face.
A bearded lady is surfing.
The activity of surfing can not apply when a climber scales a steep rock face.
exists e1 s1 x1 x2 x3 x4.(Theme(e1,x3) & Actor(e1,x1) & v_scale(e1) & n_face(x3) & of(x3,x4) & n_rock(x4) & a_steep(s1) & Theme(s1,x3) & n_climber(x1) & of(x1,x2) & n_mountain(x2))
exists e1 s1 x1.(Actor(e1,x1) & v_surf(e1) & n_lady(x1) & a_bearded(s1) & Theme(s1,x1))