Question:
The town's High Street stretched beneath the castle along the ridge to the east (today the Royal Mile), past the parish church of St. Giles, and out to the Netherbow, where Edinburgh ended and Canongate began.

Does it follow that "The High Street stretches above the castle along the ridge to the west."?
Answer:
no

Question:
Dew was no gelding--he had all the equipment.

Does it follow that "Dew was not neutered."?
Answer:
yes

Question:
Well, said Tuppence meditatively.

Does it follow that "Tuppence wasn't sure what to do about it."?
Answer:
it is not possible to tell

Question:
And now the big boys want to cash in.

Does it follow that "The boys want to withdraw their funds."?
Answer:
yes