Anchor: Following dechlorination, total residual chlorine should not exceed 0.01 mg/L.
Entailed: After dechlorination, residual chlorine should not exceed 0.01 mg/L.
Contradiction: Residual chlorine should always exceed 0.01 mg/L after dechlorination. 
Contradiction: The historic area of Nara is on the west side of  town, before you get to Sanjo-dori.
Contradiction: A group of people are walking.
Contradiction: Most companies accept unions without question.
Contradiction: The women and children would be the first to be saved.