When I was teaching there, the explanation invariably given by boys brought to me for scrapping in the playground   Ee it oi, so oi it ee. 
( ( When ( I ( was ( teaching there ) ) ) ) ( , ( ( ( ( ( ( the explanation ) ( invariably ( given ( by ( boys ( ( brought ( to me ) ) ( for ( scrapping ( in ( the ( playground Ee ) ) ) ) ) ) ) ) ) ) ) ( ( it oi ) , ) ) so ) ( oi ( it ee ) ) ) . ) ) )
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (PRP I)) (VP (VBD was) (VP (VBG teaching) (ADVP (RB there)))))) (, ,) (S (NP (DT the) (NN explanation)) (ADVP (RB invariably)) (VP (VBN given) (PP (IN by) (NP (NP (NNS boys)) (VP (VBN brought) (PP (TO to) (NP (PRP me))) (PP (IN for) (S (VP (VBG scrapping) (PP (IN in) (NP (DT the) (NN playground) (NN Ee))))))))))) (PRN (S (NP (PRP it)) (VP (VBP oi))) (, ,)) (IN so) (S (ADVP (RB oi)) (NP (PRP it)) (VP (VBP ee))) (. .)))
Kids would get in trouble for fighting on the playground.
( Kids ( ( would ( ( get ( in trouble ) ) ( for ( fighting ( on ( the playground ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Kids)) (VP (MD would) (VP (VB get) (PP (IN in) (NP (NN trouble))) (PP (IN for) (S (VP (VBG fighting) (PP (IN on) (NP (DT the) (NN playground)))))))) (. .)))