Anchor: ED staff has no systematic approach to alcohol screening.
Entailed: The ED staff did not have an efficient way to approach alcohol screening. 
Contradiction: The ED developed an amazing and efficient way to approach alcohol screening.
Contradiction: Ca'daan let his horse die of dehydration.
Contradiction: The woman knows a martial arts move
Contradiction: Three tan dogs stay indoors and separated.
Contradiction: A brief summary of results is included.