Anchor: A group of friends socializing at a barbecue.
Entailed: People are at a barbecue.
Contradiction: People aren't talking at a barbecue.
Contradiction: The respondents were not questioned about advertising.
Contradiction: Okay, we are live on the air now.
Contradiction: Michaelangelo started making the Last Judgement shortly after he turned 30. 
Contradiction: A man in a suit is walking outside.