Premise: It took the sculptors Jean de Marville, Claus Sluter, and Claus de Werve 26 years (from 1385 to 1411) to complete the intricate marble and alabaster sculptures for the extravagant mausoleum of Philippe le Hardi.

Hypothesis: The sculptures for Philippe le Hardi's mausoleum took more than two decades to complete. 
Relation: entailment