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: Do human umbilical cord-derived mesenchymal stem cells protect against experimental colitis via CD5 ( + ) B regulatory cells?
Answer: HUC-MSCs protected against experimental colitis by boosting the numbers of CD5(+) B cells and IL-10-producing CD5(+) Bregs, and correcting Treg/Th17/Th1 imbalances.

A: yes
****
Q: Question: Is late onset spinal motor neuronopathy caused by mutation in CHCHD10?
Answer: Mutation c.197G>T p.G66V in CHCHD10 is the cause of the lower motor neuron syndrome LOSMoN/SMAJ. During the preparation of this article other mutations were reported to cause frontotemporal dementia-amyotrophic lateral sclerosis syndrome, indicating that the CHCHD10 gene is largely important for the motor and cognitive neuronal systems.

A: yes
****
Q: Question: Does inadvertent Splenectomy During Resection for Colorectal Cancer Increase Long-term Mortality in a Propensity Score Model : A Nationwide Cohort Study?
Answer: This study was limited by its retrospective study design and lack of detailed information on postoperative complications.

A:
no
****