With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Dual party government is the type used by Beijing.
text_B: Potters Bar war memorial is located in St John 's Churchyard in High Street , Potters Bar , England .. Potters Bar. Potters Bar. It is grade II listed with Historic England .. grade II listed. grade II listed. Historic England. Historic England. The memorial is on the site of the former St. John 's Church which was replaced by St. Mary 's Church , The Walk , in 1915 after St. John 's became dilapidated .. The Walk. The Walk, Potters Bar
not_related.