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 botulinum toxin B increase mouth opening in patients with spastic trismus?
Answer: Botulinum toxin serotype B injections into the masseter muscles effectively reduce hypertonia and provide for better mouth opening, thereby contributing to a positive and desired clinical goal.
[A]: yes


[Q]: Question: Does wNT2 promote Cervical Carcinoma Metastasis and Induction of Epithelial-Mesenchymal Transition?
Answer: WNT2 might be a novel predictor of PLNM and a promising prognostic indicator in cervical cancer.
[A]: yes


[Q]: Question: Is mycophenolic acid-related diarrhea associated with polymorphisms in SLCO1B nor with ABCB1 in renal transplant recipients?
Answer: Genotyping for ABCB1 or SLCO1B pretransplantation is unlikely to be of clinical value for individualization of MPA therapy.
[A]:
no