(S (S (NP (BASENP (NN Two) (NNS players)) (PRN (COMMA ,) (NP (BASENP (DT an) (NNP ACT) (NN player)) (CC and) (BASENP (DT a) (NNP Japanese))) (COMMA ,))) (VP (VP (VBD were) (VP (VBN struck) (PP (IN by) (BASENP (NNS balls))))) (CC and) (VP (VBN required) (S (BASENP (NNS trainers)) (VP (TO to) (VP (VB look) (PP (IN at) (BASENP (PRP them))))))))) (PERIOD .))