Definition: 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.
Input: Private Baldrick:  I have a plan , sir .
Captain Blackadder: Really , Baldrick ? A cunning and subtle _ one _ ?
Private Baldrick: Yes , sir .
Captain Blackadder: As cunning as a fox who 's just been appointed Professor of Cunning at Oxford University ?
Private Baldrick: Yes , sir .
Captain Blackadder: Well , I 'm afraid it 'll have to wait . Whatever it was , I 'm sure it was better than my plan to get out of this by pretending to be mad . I mean , who would have noticed another madman round here ?
Captain Blackadder: Good luck , everyone .

plan