What is Per Mertesacker?
{{Football player infobox |playername=Per Mertesacker |image=Per mertesacker.jpg |image_size=200px | full_name = Per Mertesacker<ref>{{cite web |url=https://www.premierleague.com/news/465277 |title=Squads for 2017/18 Premier League confirmed |publisher=Premier League |date=1 September 2017 |access-date=8 September 2017}}</ref> | birth_date = {{birth date and age|1984|9|29|df=y}}<ref>{{cite web |url=https://www.espn.co.uk/football/player/_/id/34041/per-mertesacker |title=Per Mertesacker |publisher=ESPN |access-date=28 February 2020}}</ref> | birth_place = [[Hanover]],<ref>{{cite web |url=https://www.eurosport.co.uk/football/per-mertesacker_prs28812/person.shtml |title=Per Mertesacker |publisher=Eurosport |access-date=28 February 2020}}</ref> West Germany | height = 1.98 m<ref>{{cite web |url=https://www.premierleague.com/players/4246/Per-Mertesacker/overview |title=Per Mertesacker: Overview |publisher=Premier League |access-date=28 February 2020}}</ref> | position = [[Centre back]]<ref>{{Hugman|24556|access-date=28 February 2020}}</ref> | currentclub = [[Arsenal F.C. Under-23s and Academy|Arsenal Academy]] (manager) | youthyears1 = 1988–1995 | youthclubs1 = TSV Pattensen | youthyears2 = 1995–2003 | youthclubs2 = [[Hannover 96]] | years1 = 2003–2004 | clubs1 = [[Hannover 96 II]] | caps1 = 16 | goals1 = 1 | years2 = 2003–2006 | clubs2 = [[Hannover 96]] | caps2 = 74 | goals2 = 7 | years3 = 2006–2011 | clubs3 = [[SV Werder Bremen|Werder Bremen]] | caps3 = 147 | goals3 = 12 | years4 = 2011–2018 | clubs4 = [[Arsenal F.C.|Arsenal]] | caps4 = 156 | goals4 = 6 | totalcaps = 393 | totalgoals = 26 | nationalyears1 = 2003 | nationalteam1 = [[Germany national under-20 football team|Germany U20]] | nationalcaps1 = 2 | nationa