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 bacillus anthracis S-layer protein BslA bound to extracellular matrix by interacting with laminin?
Answer: These data demonstrated that laminin is a ligand for BslA.
[A]: yes

[Q]: Question: Does mPGES-2 deletion remarkably enhance liver injury in streptozotocin-treated mice via induction of GLUT2?
Answer: mPGES-2 deletion enhanced STZ-induced liver toxicity possibly via GLUT2-mediated STZ uptake, independently of diabetes mellitus.
[A]: yes

[Q]: Question: Is a difficult airway more prevalent in patients suffering from spasmodic torticollis : a case series?
Answer: This study assesses the frequency of difficult intubation in patients suffering from spasmodic torticollis. When compared to the general population, these patients do not appear to have a higher frequency of difficult airway or difficult intubation.
[A]:
no