As for the divisive issue of whether the Mass is a sacrifice for the remission of sins, the statement affirms that Christ's death upon the cross ...
( ( As ( for ( ( the ( divisive issue ) ) ( of ( whether ( ( the Mass ) ( is ( ( a sacrifice ) ( for ( ( the remission ) ( of sins ) ) ) ) ) ) ) ) ) ) ) ( , ( ( the statement ) ( ( ( affirms ( ( that ( Christ 's ) ) death ) ) ( upon ( the cross ) ) ) ... ) ) ) )
(ROOT (S (PP (IN As) (IN for) (NP (NP (DT the) (JJ divisive) (NN issue)) (PP (IN of) (SBAR (IN whether) (S (NP (DT the) (NNP Mass)) (VP (VBZ is) (NP (NP (DT a) (NN sacrifice)) (PP (IN for) (NP (NP (DT the) (NN remission)) (PP (IN of) (NP (NNS sins)))))))))))) (, ,) (NP (DT the) (NN statement)) (VP (VBZ affirms) (NP (NP (DT that) (NNP Christ) (POS 's)) (NN death)) (PP (IN upon) (NP (DT the) (NN cross)))) (: ...)))
The matter of whether or not the Mass is a sacrifice for the remission of sins is controversial.
( ( ( The matter ) ( ( of whether ) ( or ( not ( ( the Mass ) ( is ( ( a sacrifice ) ( for ( ( the remission ) ( of sins ) ) ) ) ) ) ) ) ) ) ( ( is controversial ) . ) )
(ROOT (S (NP (NP (DT The) (NN matter)) (UCP (PP (IN of) (NP (IN whether))) (CC or) (RB not) (SBAR (S (NP (DT the) (NNP Mass)) (VP (VBZ is) (NP (NP (DT a) (NN sacrifice)) (PP (IN for) (NP (NP (DT the) (NN remission)) (PP (IN of) (NP (NNS sins))))))))))) (VP (VBZ is) (ADJP (JJ controversial))) (. .)))