What is Boris Gaganelov?
{{Infobox football biography | name = Boris Gaganelov | fullname = Boris Atanasov Gaganelov | image = Boris Gaganelov México 70.jpg | caption = Gaganelov at the [[1970 FIFA World Cup]] | birth_date = {{birth date|1941|10|7|df=y}} | birth_place = [[Petrich]], [[Bulgaria]] | death_date = {{death date and age|2020|6|5|1941|10|7|df=y}} | death_place = [[Sofia]], Bulgaria | height = | position = [[Defender (association football)|Defender]] | years1 = 1957–1960 | clubs1 = [[PFC Belasitsa Petrich|Belasitsa Petrich]] | caps1 = | goals1 = | years2 = 1960–1974 | clubs2 = [[PFC CSKA Sofia|CSKA Sofia]] | caps2 = 350 | goals2 = 2 | nationalyears1 = 1963–1970 | nationalteam1 = [[Bulgaria national football team|Bulgaria]] | nationalcaps1 = 51 | nationalgoals1 = 0 | manageryears1 = 1980 | managerclubs1 = [[Bulgaria national football team|Bulgaria]] (assistant) | manageryears2 = 1994 | managerclubs2 = [[PFC CSKA Sofia|CSKA Sofia]] | medaltemplates = }} '''Boris Atanasov Gaganelov''' ({{lang-bg|Борис Aтанасов Гаганелов}}; 7 October 1941 – 5 June 2020) was a [[Bulgaria]]n [[Association football|football]] player and later [[manager (association football)|coach]]. He was born in [[Petrich]], [[Bulgaria]]. Gaganelov made 51 appearances for the [[Bulgaria national football team]].<ref>{{cite web|publisher=[[RSSSF]] |author=Mamrud, Roberto |title=Bulgaria - Record International Players |url=http://rsssf.com/miscellaneous/bulg-recintlp.html |date=2009-07-16 |access-date=2009-08-17 |url-status=dead |archive-url=https://web.archive.org/web/20120614051747/http://www.rsssf.com/miscellaneous/bulg-recintlp.html |archive-date=2012-06-14 }}</ref> He represented Bulgaria at the FIFA World Cups in 1966 and 1970. Gaganelov died on 5 June 2020 in [[Sofia]], Bulgaria at the age of 78.<ref>{{cite web|url=https://www.mbs.news/en/2020/06/cska-legend-boris-gaganelov-died-suddenly.html|title=CSKA legend Boris Gaganelov died suddenly!|date=5 June 2020|website=www.mbs.news|access-date=5 June 2020|archive-date=6 June 2020|archive-url=https://web.archive.o