Two men are kickboxing.
The people are gardening in the yard.
Kickboxing is contradictory to gardening.
exists e1 x1.(Actor(e1,x1) & v_kickbox(e1) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_yard(x2) & n_people(x1) & in(e1,x2) & Actor(e1,x1) & v_garden(e1))