P0(H2), P1(H), P2(H0), H0 ⊥ H2, H2 ⊥ H, H0 ⊥ H ⊦ ((P0 * P1 * P2))(H2 ∪ H ∪ H0)
Used simplifier rules: ⊦ H0 ⊥ H1 → H1 ⊥ H0; (s)