Anchor: Cardiovascular effects Altered blood pressure regulation Increased heart rate variability Myocardial infarctions
Entailed: Altered blood pressure is a cardiovascular effect.
Contradiction: Myocardial infarctions have nothing to do with the cardiovascular system.
Contradiction: Nobody is in a subway.
Contradiction: I didn't remember for a while. 
Contradiction: The dog is brown.
Contradiction: The scientists are experimenting