Anchor: His tomb has good wall reliefs protected by glass screens.
Entailed: His tomb features a number of wall reliefs that are protected by screens made from glass. 
Contradiction: There are no wall reliefs to be found in his tomb.  
Contradiction: None of the wall reliefs inside his tomb are protected by screens.
Contradiction: Rugby players huddle while no one watches.
Contradiction: The dog is going somewhere.
Contradiction: The band is jumping into the crowd.