A man with a ponytail is fixing a bike.
A man is fixing a bicycle.
The person is a man because he is a man with a ponytail.
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_fix(e1) & n_bike(x3) & with(x1,x2) & n_ponytail(x2) & n_man(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_fix(e1) & n_bicycle(x2) & n_man(x1))