Anchor: well yeah but you know i need to be at the office too you know  i've just got to deal with all those other things that happen but
Entailed: I also have to spend time at the office. 
Contradiction: I don't ever have to work in the office. 
Contradiction: It is impossible to identify specific documents examined.
Contradiction: Critical infrastructure protection is being considered by Congress.
Contradiction: The pilot is frowning in front of the plane.
Contradiction: You just float down the river, right?