Anchor: So long as they did not turn round … all was well.
Entailed: If they turned around...all was lost.
Contradiction: If they turned around it would be fine.
Contradiction: Visitors don't bother visiting the area because the mountains make it too hard.
Contradiction: Two ladies have been shopping.
Contradiction: They are sitting at the tables and coloring with crayons
Contradiction: Logical access controls are one type of technical control.