Anchor: It should not be necessary to relocate any existing boiler equipment to install an ACI system.
Entailed: It shouldn't be mandatory to relocate existing boiler equipment in order to install an ACI system.
Contradiction: It is essential to relocate existing boiler equipment when installing ACI systems, and it is definitely necessary.
Contradiction: A bird flies out of a birdhouse.
Contradiction: The Bicyclist is at the beginning of the race.
Contradiction: Loyalty is alive and well.
Contradiction: A little girl is kicking a soccer ball.