Text: In the central region, from the Loire Valley to Belgium, Hugues Capet succeeded in achieving a precarious ascendancy, and was crowned the first king of France in 987.
Entailment: Hugues Capet succeeded in achieving a precarious ascendancy, and for this was crowned the first king of France in 987.
Contradiction: Hugues Capet failed at achieving a precarious ascendancy in 987.