Anchor: It is expected that one SCR system requires about 21 months of total effort for planning, engineering, installation, and startup.
Entailed: It takes about 21 months of total effort for one SCR system.
Contradiction: One SCR system can be set up in a week.
Contradiction: The sky is fine, they never had trouble with it.
Contradiction: A man is talking.
Contradiction: Two children are sitting at the window.
Contradiction: He emphasized how important it is to fund emergency medicine specialists.