Anchor: and um this was a nice sweet young man who teenager you know and he's now a young man about twenty i guess who um just got really down the wrong path and uh you know i don't know that that his problem would ever have been detected by drug testing
Entailed: I don't think that this young man's problem could've been detected by a drug test. 
Contradiction: This man is now old and imprisoned because his habit was discovered through a drug test. 
Contradiction: 1000 men are swimming in the ocean
Contradiction: Linux does thorough testing since they stand on the shoulders of giants.
Contradiction: The children are in detention.
Contradiction: The girls are examining the book.