(S (S (S (NP (BASENP (NN 22)) (PP (IN of) (BASENP (DT these) (NNS trams)))) (VP (VBP are) (VP (ADVP (RB currently)) (VP (VBN needed) (S (VP (TO to) (VP (VP (VB operate) (BASENP (DT the) (NN three) (NN tram) (NNS routes))) (BASENP (DT each) (NN day))))))))) (CONJP (COMMA ,) (CC and)) (S (BASENP (DT the) (JJ new) (NN service)) (VP (VBZ is) (VP (VP (VBN expected) (S (VP (TO to) (VP (VB require) (NP (NP (ADVP (IN at) (JJS least)) (BASENP (DT an) (JJ additional) (NN five) (NNS trams))) (ADJP (JJ daily))))))) (COMMA ,) (S (VP (VBG bringing) (PP (IN about) (NP (BASENP (DT the) (NN need)) (PP (IN for) (NP (BASENP (DT a) (NN boost)) (PP (TO to) (BASENP (DT the) (NN fleet) (NNS levels))))))))))))) (PERIOD .))