One boy in a yellow shirt rides a donkey hitched to a cart carrying two boys in yellow along a road.
One boy in a green shirt rides a horse hitched to a cart carrying two boys in green along a road.
The boy riding the donkey can either wear a yellow or a green shirt. Likewise, the two boys in the cart can either wear green or yellow.
exists e1 e3 e2 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8 x9.(Theme(e3,x3) & Actor(e3,x1) & v_ride(e3) & to(e1,x5) & Theme(e2,x7) & Actor(e2,x6) & v_carry(e2) & along(x7,x9) & n_road(x9) & Theme(s2,x8) & a_yellow(s2) & (x7 = x8) & n_boy(x7) & card_eq_2(x7) & (x5 = x6) & n_cart(x5) & Theme(e1,x4) & v_hitch(e1) & (x3 = x4) & n_donkey(x3) & in(x1,x2) & n_shirt(x2) & a_yellow(s1) & Theme(s1,x2) & n_boy(x1) & card_eq_1(x1))
exists e1 e3 e2 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8 x9.(Theme(e3,x3) & Actor(e3,x1) & v_ride(e3) & to(e1,x5) & Theme(e2,x7) & Actor(e2,x6) & v_carry(e2) & along(s2,x9) & n_road(x9) & Theme(s2,x8) & a_green(s2) & (x7 = x8) & n_boy(x7) & card_eq_2(x7) & (x5 = x6) & n_cart(x5) & Theme(e1,x4) & v_hitch(e1) & (x3 = x4) & n_horse(x3) & in(x1,x2) & n_shirt(x2) & a_green(s1) & Theme(s1,x2) & n_boy(x1) & card_eq_1(x1))