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.

[EX Q]: Question: Are synovial Cytokines and the MSIS Criteria Useful for Determining Infection Resolution After Periprosthetic Joint Infection Explantation?
Answer: IL-6 and IL-1β demonstrated high sensitivities to diagnose PJI and showed the greatest decrease between first and second stages, which may potentially be used to monitor treatment response to PJI. However, cytokines and MSIS criteria had low sensitivity to rule out infection before reimplantation.
[EX A]: no

[EX Q]: Question: Does endothelial cell chimerism influence allograft tolerance in liver transplant patients after withdrawal of immunosuppression?
Answer: Endothelial cell chimerism has nothing to do with the induction of clinical tolerance in liver transplant patients after withdrawal of immunosuppression.
[EX A]: no

[EX Q]: Question: Does leucocyte count indicate carotid plaque instability in stroke patients?
Answer: The number of Le is associated with the phenomenon of carotid plaque instability and may be a useful additional marker of increased risk for developing acute cerebral infarction.
[EX A]:
yes