Premise: Versailles is situated 24 km (15 miles) southwest of Paris, by road (N10); or by train from Gare St-Lazare to Versailles; or by RER (line C5) to Versailles-Rive Gauche; or by metro to Pont de Savres, then bus 171.

Hypothesis: You cannot access Versailles via train from Paris.
Relation: contradiction