With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Sherlock has zero episodes.
text_B: Trinidad and Tobago sent a delegation to compete at the 2008 Summer Olympics in Beijing , China .. Beijing. Beijing. Trinidad and Tobago. Trinidad and Tobago. 2008 Summer Olympics. 2008 Summer Olympics. China. People's Republic of China. Its participation in the Beijing games marked its eighteenth Olympic appearance and fifteenth Summer Olympic appearance since its debut at the 1948 Summer Olympics in London , excluding its joint participation with Jamaica and Barbados in 1960 as the West Indies Federation .. Beijing. Beijing. 1948 Summer Olympics. 1948 Summer Olympics. West Indies Federation. West Indies Federation. With 28 athletes , more Trinidadians had competed at the Olympics than in any other single Olympic games in its history before Beijing .. Beijing. Beijing. Athletes representing Trinidad and Tobago advanced past the preliminary or qualification rounds in twelve events and reached the final rounds in four of those events .. Trinidad and Tobago. Trinidad and Tobago. Of those four events , silver medals were won in the men 's 100 meters -LRB- by Richard Thompson -RRB- and in the men 's 4x100 meters relay -LRB- by Keston Bledman , Marc Burns , Emmanuel Callender , Richard Thompson , and Aaron Armstrong , who participated in the first round only -RRB- .. Richard Thompson. Richard Thompson ( athlete ). Keston Bledman. Keston Bledman. Marc Burns. Marc Burns. Emmanuel Callender. Emmanuel Callender. Aaron Armstrong. Aaron Armstrong. The latter was upgraded to gold in 2017 when one member of the quartet that crossed the line first , Nesta Carter , tested positive for a banned substance .. Nesta Carter. Nesta Carter. The nation 's flag bearer at the opening ceremony that year was swimmer and Athens medalist George Bovell .. George Bovell. George Bovell
not_related.