It's as well, perhaps, you are not expected to know the chief offenders.

One or two of them belong to your house." Railsford looked uncomfortable.

It had not occurred to him till now that the proceeding which had so moved his interest and amusement was a breach of discipline.
"I hope I shall not be called upon to deal with it," said he.
"No.

I hear Ponsford has the matter in hand himself." And the friends went on to talk of other matters.
After a while Grover hastened away to his own house, leaving Railsford somewhat uneasy in his mind.
If Dr Ponsford were to question him on the subject of the chariot race, he felt that he would be seriously compromised at the outset of his career.

He knew at least the nickname of one of the delinquents; and had actually, by standing and watching the contest without protest, been an accessory to the offence.