Four people crouched near an ice formation.
There is some ice.
There is an ice formation, therefore there is ice.
exists e1 x1 x2 x3.(near(e1,x2) & n_formation(x2) & of(x2,x3) & n_ice(x3) & Actor(e1,x1) & v_crouch(e1) & n_people(x1) & card_eq_4(x1))
exists p1 x1 x2.((x1 = x2) & n_ice(x2))