Possible Clues:

• Anomaly
• A statement that seems to contradict itself
• Seemingly absurd statement that may be true
• 'This statement is false,' e.g
• Seemingly self-contradictory statement
• Statement that seems contradictory but expresses a truth
• Statement that seems contradictory but expresses truth
• "I never tell the truth," e.g
• Apparently contradictory statement
• An apparent absurdity, party vote supports state in Brazil