A toddler is carrying his brother on his back.
A toddler is giving his brother a piggyback ride.
A brother carrying his brother on his back is giving him a piggyback ride.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_carry(e1) & on(x2,x3) & n_back(x3) & of(x3,x1) & n_male(x1) & n_male(x1) & n_brother(x2) & of(x2,x1) & n_toddler(x1))
exists e1 x1 x2 x3 x4.(Recipient(e1,x4) & Theme(e1,x2) & Actor(e1,x1) & v_give(e1) & n_brother(x4) & of(x4,x1) & n_male(x1) & n_ride(x2) & of(x2,x3) & n_piggyback(x3) & n_toddler(x1))