An old man named Jim is knitting.
Bob is cooking burgers.
A man Jim that is knitting is not the man cooking burgers.
exists e1 e2 s1 x1 x2 x3.(ne_per_jim(x3) & Actor(e2,x1) & v_knit(e2) & Recipient(e1,x3) & Theme(e1,x2) & v_name(e1) & (x1 = x2) & n_man(x1) & a_old(s1) & Theme(s1,x1))
exists p1 x1.(ne_per_bob(x1) & exists s1 x2.((x1 = x2) & n_burger(x2) & a_cooking(s1) & Theme(s1,x2)))