Three dancers with swirling costumes perform.
Three dancers perform at the Mardi Gras Festival.
Just because they are performing, doesn't mean they are at the Mardi Gras Festival.
exists e2 e1 x1 x2.(Actor(e2,x1) & v_perform(e2) & with(x1,x2) & n_costume(x2) & Actor(e1,x2) & v_swirl(e1) & n_dancer(x1) & card_eq_3(x1))
exists e1 x1 x2 x3 x4.(ne_org_festival(x2) & (x2 = x4) & ne_org_gras(x4) & (x2 = x3) & ne_org_mardi(x3) & at(e1,x2) & Actor(e1,x1) & v_perform(e1) & n_dancer(x1) & card_eq_3(x1))