Anchor: At the same time, some central questions need to be submitted to empirical testing.
Entailed: There are some questions to be submitted for testing.
Contradiction: There are no questions to be submitted.
Contradiction: The Kathmandu Valley itself was never successfully raided by the Muslim Sultan of Bengal.
Contradiction: A crowd gathers by a firetruck.
Contradiction: A man jumps off a cliff.
Contradiction: The Russian soldiers are willing to shell Grozny, but they won't engage in street-to-street combat.