Anchor: yeah but the error is on the part of the lab not on the sample in other words if somebody makes a mistake in what they're reading then they're not going to get the same reading the second time
Entailed: The error was on the lab's part.
Contradiction: The lab did everything correctly.
Contradiction: Someone is climbing the stairs.
Contradiction: Transition training for former Navy.
Contradiction: This is very non invasive. 
Contradiction: They are all gone.