a man kicks a large rock near the ocean.
A man frustrated at life, kicked a rock in vain
Just because a man kicks a rock doesn't necessarily mean he is frustrated at life, nor does it imply that he kicked a rock in vain.
exists e1 s1 x1 x2 x3.(n_ocean(x3) & Theme(e1,x2) & Actor(e1,x1) & v_kick(e1) & near(x2,x3) & n_rock(x2) & a_large(s1) & Theme(s1,x2) & n_man(x1))
exists e2 e1 x1 x2 x3 x4 x5.(in(e2,x5) & n_vain(x5) & Theme(e2,x4) & Actor(e2,x1) & v_kick(e2) & n_rock(x4) & at(e1,x3) & n_life(x3) & Theme(e1,x2) & v_frustrate(e1) & (x1 = x2) & n_man(x1))