In about a quarter of an hour the bell rang, and Tuppence repaired to the hall to show the visitor out.
( ( ( ( ( ( In ( ( about ( a quarter ) ) ( of ( an hour ) ) ) ) ( ( the bell ) rang ) ) , ) and ) ( Tuppence ( ( repaired ( to ( the hall ) ) ) ( to ( ( show ( the visitor ) ) out ) ) ) ) ) . )
(ROOT (S (S (PP (IN In) (NP (NP (QP (RB about) (DT a) (NN quarter))) (PP (IN of) (NP (DT an) (NN hour))))) (NP (DT the) (NN bell)) (VP (VBD rang))) (, ,) (CC and) (S (NP (NNP Tuppence)) (VP (VBD repaired) (PP (TO to) (NP (DT the) (NN hall))) (S (VP (TO to) (VP (VB show) (NP (DT the) (NN visitor)) (PRT (RP out))))))) (. .)))
The bell rang after about 15 minutes and Tuppence went to go walk the visitor out of the house. 
( ( The bell ) ( ( rang ( after ( ( ( ( ( about 15 ) minutes ) and ) Tuppence ) ( went ( to ( go ( ( ( walk ( the visitor ) ) out ) ( of ( the house ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN bell)) (VP (VBD rang) (SBAR (IN after) (S (NP (NP (QP (RB about) (CD 15)) (NNS minutes)) (CC and) (NP (NNP Tuppence))) (VP (VBD went) (S (VP (TO to) (VP (VB go) (VP (VB walk) (NP (DT the) (NN visitor)) (PRT (RP out)) (PP (IN of) (NP (DT the) (NN house))))))))))) (. .)))