When soldier says "Yes", it means "Yes".
When soldier says "No", it means "No".
If soldier says "Maybe", he's not a soldier.
When diplomat says "Yes", it means "Maybe".
When diplomat says "Maybe", it means "No".
If diplomat says "No", he's not a diplomat.
When maiden says "No", it means "Maybe".
When maiden says "Maybe", it means "Yes".
If maiden says "Yes", she's not a maiden.