(S (S (BASENP (NNS Convoys)) (VP (ADVP (RB often)) (VP (VP (VP (VBP pass) (PP (IN through) (BASENP (JJ crowded) (NNS areas)))) (PP (IN at) (BASENP (JJ high) (NN speed)))) (CC and) (VP (ADVP (RB occasionally)) (VP (VBP disregard) (BASENP (NN road) (NNS rules))))))) (PERIOD .))