A bull is charging a man in an arena.
A bull is running.
Running and charging could be the same thing.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_charge(e1) & in(x2,x3) & n_arena(x3) & n_man(x2) & n_bull(x1))
exists e1 x1.(Actor(e1,x1) & v_run(e1) & n_bull(x1))