instruction:
Given a passage with a question and an answer to that question, classify if the answer actually answers the question into 'yes' or 'no'. Output 'yes' if the answer answers the question and output 'no' if the answer does not answer the question.
question:
Question: Does presence of the full-length KIR2DS4 gene reduce the chance of rheumatoid arthritis patients to respond to methotrexate treatment?
Answer: Our results suggest that the response of RA patients with medium ESR values to MTX treatment may be dependent on the full-length KIR2DS4 gene.
answer:
yes


question:
Question: Does tRAIL receptor deletion in mice suppress the inflammation of nutrient excess?
Answer: These data advance the concept that macrophage-associated hepatic and adipose tissue inflammation of nutrient excess requires TR signaling.
answer:
yes


question:
Question: Does web-Based Behavioral Intervention Increases Maternal Exercise but Prevent Excessive Gestational Weight Gain in Previously Sedentary Women?
Answer: Sedentary pregnant women should increase PA but may need additional dietary counseling to prevent excessive GWG.
answer:

no