Anchor: a headquarters or something anyway where they they staffed it three shifts a day so that someone if they needed someone they could ri ng and and someone could come to their house
Entailed: There is someone always on call, the residents just have to call and someone comes right over to them. 
Contradiction: They do not have help during the night so they have to make sure if they need anything they call the attendant by 8 pm. 
Contradiction: You are right, two years is just the blink of an eye.
Contradiction: Some boys are in a boat.
Contradiction: Both men were friends.
Contradiction: A man who has hair growing on his face  is standing in front of a parking meter.