Anchor: a group of many people who seem to be selling or eating food under a tent.
Entailed: There is a group of people doing something under a tent.
Contradiction: There is a group of many people under the tent listening to a sermon.
Contradiction: A couple is swimming
Contradiction: Everyone gains from volunteer network services.
Contradiction: Your income information is completely safe from hackers.
Contradiction: The Temple of Apollo dates back to the sixth century b.c.