Text: they said it was thirty days but on one of my our our thing is they said that you'd have to the way the test is you'd have to really be smoking for it to show up and i don't think that's right
Entailment: Generally you have to be smoking very seriously in order for it show up in your test.
Contradiction: Even if you smoke it up for days on end, it's still not going to appear in the test.