Anchor: Economists continue to debate how well the Ricardian equivalence theory works in practice.
Entailed: The Ricardian equivalence theory is a debated topic among experts.
Contradiction: Everyone knows that the Ricardian equivalence theory works well in practice.
Contradiction: A man operates a plowhorse on a sunny afternoon.
Contradiction: A dog is outside.
Contradiction: Musicians performing for an empty room.
Contradiction: Indeed, mister; it always has been.