Anchor: Identifying these rates was problematic because many countries do not have First-Class rates for heavy mail.
Entailed: Heavy parcels are more restrictions when using First-Class mail.
Contradiction: Mailing rates are universally accepted regardless of region.
Contradiction: The band is not on stage.
Contradiction: The sky is dark blue.
Contradiction: Santa is in his truck.
Contradiction: Mark Stevens complains that there are more dresses on display than paintings.