Anchor: If 4 months is added for pre-contract effort and 1-2 months is provided for start up and commissioning, the total project duration would be anywhere from about 21 months to 26 months.
Entailed: The project is expected to take somewhere between 21 months to 26 months.
Contradiction: The project is expected to take no more than 20 months.
Contradiction: Economists stay in the dark and don't tell investors what to watch. 
Contradiction: Martha's Vineyard is a place where people vacation.
Contradiction: Person is playing football.
Contradiction: Just as expected, he did around nine o'clock