Anchor: For example, some central groups controlled all new connections to the organization's main network, ensuring that the connecting network met minimum security requirements.
Entailed: Some groups control new connections to the main network to make sure security requirements are met. 
Contradiction: None of the groups control any networks.
Contradiction: It was dedicated to Kuan's wife; decorated with flowers and trees.
Contradiction: Several people are in close proximity of a painted building
Contradiction: A coarse approach was taken.
Contradiction: We can't spend time together again until this is not loner an issue.