A man plays his yellow guitar while staring at his cat.
A man watched his cat play with the string.
The fact that a man plays guitar doesn't imply that his cat play with the string.
exists e1 e2 s1 x1 x2 x3.(while(e1,e2) & at(e2,x3) & n_cat(x3) & of(x3,x1) & n_male(x1) & n_male(x1) & Actor(e2,x1) & v_stare(e2) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_guitar(x2) & a_yellow(s1) & Theme(s1,x2) & of(x2,x1) & n_man(x1))
exists e1 x1 x2 x3 x4.(n_string(x4) & Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & with(x2,x4) & n_play(x2) & of(x2,x3) & n_cat(x3) & of(x2,x1) & n_male(x1) & n_man(x1))