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 long non-coding RNA ANRIL promote the invasion and metastasis of thyroid cancer cells through TGF-/Smad signaling pathway?
Answer: ANRIL may reduce p15INK4B expression through inhibiting TGF-/Smad signaling pathway, promoting invasion and metastasis of TC cells, and the silencing of ANRIL inhibits the invasion and metastasis of TPC-1 cells.
A:
yes