Two people sampling food at an outdoor food vendor.
Two people paid for the food
We have no idea if they paid for the food or if the food was free since it was samples.
exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & at(e1,x4) & n_vendor(x4) & of(x4,x5) & n_food(x5) & a_outdoor(s1) & Theme(s1,x4) & Theme(e1,x3) & Actor(e1,x2) & v_sample(e1) & n_food(x3) & (x1 = x2) & n_people(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(n_food(x3) & a_topic(x1) & for(e1,x3) & Theme(e1,x2) & v_pay(e1) & (x1 = x2) & n_people(x1) & card_eq_2(x1))