With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Sian Brooke is British.
text_B: Sian Brooke -LRB- born Sian Elizabeth Phillips in Lichfield in 1979 -RRB- is a British actress , known for portraying Laura in All About George , Lori in Cape Wrath , and Eurus Holmes in Sherlock .. Lichfield. Lichfield. Cape Wrath. Cape Wrath ( TV series ). Sherlock. Sherlock ( TV series )
related.