Anchor: Comparisons with previously published summaries indicate that the missing data did not bias our results.
Entailed: The missing data did not bias our results.
Contradiction: Comparisons with previously published summaries indicate the missing have biased our results.
Contradiction: A man drives his station wagon down the road as a man in a bicycle chases after him.
Contradiction: We weren't alone in our endeavors.
Contradiction: They had bare heads.
Contradiction: Ca'daan didn't understand what they were saying.