Anchor: A snowboarder is grinding on a rail down a slope with snow all around.
Entailed: Someone on a snowboard is going downhill on the snowy slope.
Contradiction: A snowboarder poses in front of the ski lift.
Contradiction: A road trip in a van would be good. 
Contradiction: Everyone told us that it won't be hot or humid up north but that's completely wrong.
Contradiction: The girl is playing on the swing set.
Contradiction: Sir James said he knew who he was.