With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Lance Armstrong had cancer.
text_B: Alex White is a multi-instrumentalist who , along with brother Tom , forms the nucleus of Brighton band The Electric Soft Parade .. Brighton. Brighton. The Electric Soft Parade. The Electric Soft Parade. Tom. Tom White ( musician ). Alex also plays drums in Brakes and is a deliveryman for Yodel .. drums. Drum kit. Brakes. Brakes ( band ). Yodel. Shop Direct Group
not_related.