With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Leyton Orient F.C. is located in London.
text_B: Leyton Orient Football Club -LSB- ˌleɪtən ˈɔəriənt -RSB- is a professional football club in Leyton , London , England .. football. Association football. Leyton. Leyton. London. London. They play in the National League , the fifth tier of the English football league system , following relegation from the Football League in the 2016-17 season .. football. Association football. National League. National League ( division ). English football league system. English football league system. Football League. English Football League. 2016-17 season. 2016-17 EFL League Two. They are known to their fans as the Os , and club 's home colours are all red .. Leyton Orient have spent one season in the top flight of English football , in 1962 -- 63 .. football. Association football. Leyton. Leyton. In 1978 , they reached the semi-finals of the FA Cup for the only time in their history , under the management of Jimmy Bloomfield .. 1978 in association football. FA Cup. FA Cup. Jimmy Bloomfield. Jimmy Bloomfield. Between October 1993 and September 1995 , Orient did not win a single away game in the league , leaving them bottom of Division Two in 1994 -- 95 .. 1993 in association football. Division Two. EFL League One. 1995 in football ( soccer ). Leyton Orient 's home ground Brisbane Road is officially known as the Matchroom Stadium after former club chairman Barry Hearn 's sports promotion company .. Brisbane Road. Brisbane Road. Leyton. Leyton. Barry Hearn. Barry Hearn. Hearn became chairman in 1995 after the club was put on sale for # 5 by then-chairman Tony Wood , a period covered by the television documentary Orient  : Club for a Fiver , made by production company Open Media for Channel 4 .. 1995 in football ( soccer ). Open Media. Open Media. Channel 4. Channel 4. In 2014 , Hearn sold the club to Italian businessman Francesco Becchetti , who achieved two relegations in three years under 11 managers .. Leyton Orient finished seventh , one place away from the playoff positions , in both the 2010 -- 11 and 2012 -- 13 seasons .. Leyton. Leyton. In the 2013 -- 14 season , Orient lost the League One Play-Off final at Wembley to Rotherham United and in 2015 were relegated to League Two .. Wembley. Wembley Stadium. Rotherham United. Rotherham United. On 22 April 2017 , Orient were relegated to the National League , ending their 112 year stay in the Football League .. National League. National League ( division ). Football League. English Football League
related.