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.

[Q]: Question: Does ginsenoside Rg3 improve erectile function in streptozotocin-induced diabetic rats?
Answer: Oral gavage with Rg3 appears to both prevent degeneration of neurons in the dorsal nerves and exert an antioxidant effect in the corpus cavernosum of rats.
[A]: yes


[Q]: Question: Does slower infusion of metoclopramide decrease the rate of akathisia?
Answer: Slower infusion of metoclopramide reduces the incidence of akathisia.
[A]: yes


[Q]: Question: Is the MCP-1 -2518 A/G polymorphism a susceptibility factor for chronic pancreatitis?
Answer: Although the pro-inflammatory chemokine MCP-1 -2518 G allele is a severity factor for AP, it does not significantly alter susceptibility to CP.
[A]:
no