Anchor: A man is working in a mine or cavern of some sort.
Entailed: a man is working in a mine
Contradiction: a man is working on a house
Contradiction: The child is at granma's house eating apple pie at the kitchen table
Contradiction: A group of people are attending a trade show.
Contradiction: There are no religious relics or jewels at the convent.
Contradiction: Maybe the TI employees have the little chips.