Anchor: Some higher efficiency boilers may have increased flue gas velocities and can result in corrosive flue gas blow through to the absorber.
Entailed: Higher efficiency boilers increase the output.
Contradiction: Corrosive gas is harmless.
Contradiction: A woman in glasses yelling at children.
Contradiction: The market garden, named Central Crete, the town sits in between the mountains.
Contradiction: A group of girls gets ready to win posters at a carnival game.
Contradiction: The kid has a camera.