Possible Clues:

• There's no truth in the bargain about Ulster
• Falsify and lie, leading to dismissal
• Refusal to negotiate about Northern Ireland
• Refusal, abnegation
• ''Am not,'' for one
• In the face of it, has the hen lost her head? Not so!
• Been lying up with the editor like this? No!
• Know what that sounds like? A bargain about Ulster
• Been lying back with the editor, as is one's wont
• The bargain about Ulster? Not so