Anchor: and the it really pays for itself because oh then the city gets the money from the recycling
Entailed: It's self-sustaining since it generates revenue.
Contradiction: It's a huge loss maker because the city has to put money into it.
Contradiction: A group of people are in the city.
Contradiction: Several activities are needed to entirely implement SO2 control technology.
Contradiction: People are inside the glass building
Contradiction: A man playing an instrument.