Anchor: It is supported by good science and good economics, as well as by good intentions.
Entailed: Science supports it.
Contradiction: There's no science that supports it.
Contradiction: The people are on a conference call.
Contradiction: The number of households that originated First-Class mail went down from 1990 to 1997.
Contradiction: There will need to be more generating capacity when the demand grows.
Contradiction: there is a group of coworkers in company gossiping