YES Time: 0.000460 TRS: { a c d x -> c x, u b d d x -> b x, v c x -> b x, v a c x -> u b d x, v a a x -> u v x, w c x -> b x, w a c x -> u b d x, w a a x -> u w x} RUF: Strict: {u b d d x -> b x, v c x -> b x, w c x -> b x} Weak: {} RUF: Strict: {} Weak: {} Qed