Anchor: The chances of detecting a spike in toxicity would depend on the frequency of sampling and the probability of missing a spike is high.
Entailed: The frequency of sampling decreases the possiblity of detecting a spike.
Contradiction: The possibility of detecting a spike is high due to the frequency of sampling.
Contradiction: Bush and his constituents all have military service in common.
Contradiction: Many are working in the Beverly Garden Park. 
Contradiction: the man is climbing his bed
Contradiction: It's nice to meet you Mr. Beresford.