Anchor: As such, there may still be potential for confounding of PM2.
Entailed: They might confound PM2.
Contradiction: PM2 was coufounded greatly.
Contradiction: a guy on a bike
Contradiction: Girl rides a horse by a tree.
Contradiction: Five children are sitting at their desks.
Contradiction: The people that return to work sometimes treat you as a lesser person if you don't justify yourself.