Text: Humayun's Tomb has a remarkable charm of its own, a site for repose and serenity made from a delicate combination of materials buff-and-red sandstone and smart, grey-trimmed white marble.
Entailment: Humayun's tomb was made up of buff-and-red sandstone as well as smart, grey-trimmed marbles.
Contradiction: It is still unknown where Humayun has been buried.