A man with the face paint of a clown holds a ukulele and harmonica.
A clown is preparing to do surgery.
clown is contradictory to preparing to do surgery
exists e1 x1 x2 x3 x4 x5 x6 x7.(n_paint(x2) & of(x2,x3) & n_face(x3) & Theme(e1,x5) & Actor(e1,x1) & v_hold(e1) & n_harmonica(x7) & n_ukulele(x6) & subset_of(x7,x5) & subset_of(x6,x5) & with(x1,x2) & of(x2,x4) & n_clown(x4) & n_man(x1))
exists e1 p1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_prepare(e1) & exists e2 x2.(Theme(e2,x2) & Actor(e2,x1) & v_do(e2) & n_surgery(x2)) & n_clown(x1))