Anchor: Each lives in Gloucester.
Entailed: They all live in Gloucester.
Contradiction: None live in Gloucester.
Contradiction: China and Japan were openly trading because they were on speaking terms.
Contradiction: I believe the concept of the approach has merit, it should be explored. 
Contradiction: Thorn just kept talking.
Contradiction: This man was quite large even though he was dwarfed by the mountain.