Anchor: The research on Glenn will be a decent starting point for space gerontology, but the mission mostly matters for its symbolic value.
Entailed: The research on Glenn is a good start for space gerontology, but it is more symbolic than anything else.
Contradiction: The research on Glenn is a huge breakthrough for space gerontology that will launch the field for years to come.
Contradiction: A man sleeps.
Contradiction: How bad!
Contradiction: The room is empty
Contradiction: A child is outside.