(S (S (S (S (BASENP (NNP PCS) (NNS members)) (QT (DQL ``) (VP (VBP suffer) (NP (BASENP (JJ oppressive) (NN working) (NNS conditions)) (SBAR (WHNP (WDT that)) (S (ADVP (RB simply)) (VP (VBP result) (PP (IN in) (NP (BASENP (JJ high) (NNS levels)) (PP (IN of) (BASENP (NN stress) (CC and) (NN sickness)))))))))) (DQR ''))) (PP (VBG according) (PP (TO to) (BASENP (DT the) (NN union))))) (CONJP (COMMA ,) (CC and)) (S (VP (VP (VBZ points) (PP (TO to) (NP (NP (BASENP (DT the) (NN 2,779) (NNS staff)) (SBAR (WHNP (WP who)) (S (VP (VP (VP (VBD left) (BASENP (NNP Jobcentre) (NNP Plus) (NN call) (NNS centres))) (PP (IN since) (BASENP (NNP April)))) (BASENP (JJ last) (NN year)))))) (PRN (COLON --) (NP (BASENP (QP (RB approximately) (NN 20)) (NN %)) (PP (IN of) (NP (BASENP (DT the) (NN workforce)) (PP (IN in) (NP (BASENP (DT the) (NN 37) (NNP Jobcentre) (NNP Plus) (NNS offices)) (VP (VBG handling) (NP (BASENP (NNS calls)) (PP (IN from) (BASENP (DT the) (NN public)))))))))) (COLON --))))) (PP (IN as) (NP (BASENP (NN evidence)) (PP (IN of) (BASENP (DT the) (JJ challenging) (NN work) (NN environment)))))))) (PERIOD .))