Q: In this task, you will use your knowledge about language (and common sense) to determine what element the marked number refers to. The numbers are marked with two underlines around them, like: _ number _. Your answer should be chosen from the given text, and should not contain other words.
Bob Wheedle: I 've known a campaign or _ two _ in my time . It hasn't all been cards and dice in the barracks - and you do n't want to trifle with the 29th , squire .
Silas Rhodes: Must be something to see .
Bob Wheedle: Steel , powder and blood , Mr. Rhodes . Row after row .
A:
campaign