Approximately half of all derbies have been played in local competitions and friendlies. Sometimes schedules are weighted in favour of local derbies or other traditional rivalries. It is one of the most passionately contested local derbies in football. Matches between the three clubs are known as Devon derbies. These matches are known as South Yorkshire derbies. Winter events include skiing, ice fishing and snowmobile derbies. Surrey have won 11 of the 16 Twenty20 London derbies. The fair includes 4-H exhibits, a midway, demolition derbies, harness racing, and musical entertainment. Turco continued to struggle winning any of the big 3 derbies during the regular season. The two clubs play one of the older derbies in Argentina. It was long considered one of English rugby's premier derbies. He continued the racing, and added in additional events, such as demolition derbies. Manchester derbies in the 1970s saw two controversial incidents. The popularity of demolition derbies also spread overseas. Similar competitive fishing exists at the amateur level with fishing derbies.