But when he was persuaded by divers means to help us, he gave up after one week, declaring it beyond his powers.
( But ( ( when ( he ( was ( persuaded ( by ( divers ( means ( to ( help us ) ) ) ) ) ) ) ) ) ( , ( he ( ( ( ( ( gave up ) ( after ( one week ) ) ) , ) ( ( declaring it ) ( beyond ( his powers ) ) ) ) . ) ) ) ) )
(ROOT (S (CC But) (SBAR (WHADVP (WRB when)) (S (NP (PRP he)) (VP (VBD was) (VP (VBN persuaded) (PP (IN by) (NP (NP (NNS divers)) (SBAR (S (VP (VBZ means) (S (VP (TO to) (VP (VB help) (NP (PRP us)))))))))))))) (, ,) (NP (PRP he)) (VP (VBD gave) (PRT (RP up)) (PP (IN after) (NP (CD one) (NN week))) (, ,) (S (VP (VBG declaring) (NP (PRP it)) (PP (IN beyond) (NP (PRP$ his) (NNS powers)))))) (. .)))
He decided it was too difficult because he was distracted by other topics.
( He ( ( decided ( it ( ( was ( too difficult ) ) ( because ( he ( was ( distracted ( by ( other topics ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP He)) (VP (VBD decided) (SBAR (S (NP (PRP it)) (VP (VBD was) (ADJP (RB too) (JJ difficult)) (SBAR (IN because) (S (NP (PRP he)) (VP (VBD was) (VP (VBN distracted) (PP (IN by) (NP (JJ other) (NNS topics))))))))))) (. .)))