instruction:
We would like you to assess the QUALITY of each of the following argument (discussing Death Penalty) and determine if the argument is Valid or Invalid. A valid argument is clearly interpretable and either expresses an argument, or a premise or a conclusion that can be used in an argument for the topic of death penalty. An invalid argument is a phrase that cannot be interpreted as an argument or not on the topic of death penalty.
question:
When the point that someone on death row was saved by DNA is brought up, it shows that system works because it has saved their life.
answer:
Valid


question:
One way that would make me happy with the death penalty is if the person was killed in the same way as the person that they murdered.
answer:
Valid


question:
Well lets see - we have had about 70 executions in the last few years, people held on death row.
answer:

Valid