Anchor: Though rationing had existed since the early 1960s, it was increased to cover many more basic items.
Entailed: Since the 1960s the rationing station has been increased to cover more items.
Contradiction: In the 1950s the station was destroyed and replaced with a McDonalds. 
Contradiction: A woman is listening to the trumpet player.
Contradiction: The second knowledge point is achieved after several product requirements are met.
Contradiction: The mayor's for Nashville and St. Louis will wager products from other countries and money on the big game.
Contradiction: person surfs