Woman vaulting over a vaulting horse.
A woman vaults over a vaulting horse.
Vaulting and vaults mean the same thing.
exists e2 e1 x1 x2.(ne_nam_woman(x1) & over(e1,x2) & n_horse(x2) & Actor(e2,x2) & v_vault(e2) & Actor(e1,x1) & v_vault(e1))
exists e2 e1 x1 x2.(over(e1,x2) & n_horse(x2) & Actor(e2,x2) & v_vault(e2) & Actor(e1,x1) & v_vault(e1) & n_woman(x1))