Anchor: Przyrobacki ran into la Rousse in the hall of the main conference center, constructed specially with the congress in mind.
Entailed: He ran into la Rousse in the conference center.
Contradiction: He ran into la Rousse in the park.
Contradiction: it is sunny
Contradiction: Due to medical professionals being uninformed about many poisons, there were many instances where poisoning cases went undetected. 
Contradiction: A woman watches TV.
Contradiction: There is a book written by Finkelstein with multiple chapters.