A flamboyantly dressed man rides a horse whose mane is colorfully set off.
A horse chasing another horse.
A man riding a horse is not one horse chasing another.
exists e1 e2 e3 s1 s2 x1 x2 x3.(Theme(e3,x2) & Actor(e3,x1) & v_ride(e3) & a_colorfully(s2) & Manner(e2,s2) & a_off(s1) & Manner(e2,s1) & Theme(e2,x3) & v_set(e2) & n_mane(x3) & of(x3,x2) & n_horse(x2) & n_man(x1) & Theme(e1,x1) & v_dress(e1) & r_flamboyantly(x1))
exists x1 x2 x3.(a_topic(x1) & n_horse(x3) & rel(x1,x3) & n_chasing(x1) & of(x1,x2) & n_horse(x2))