Claim: Grzegorz Sudoł was in over 20 competitions between 1996 and 2015, one of which was the European Race Walking Cup
Evidence: World Junior Championships World Race Walking Cup European Junior Championships World Race Walking Cup European Race Walking Cup European Championships World Race Walking Cup World Championships World Race Walking Cup Olympic Games World Championships World Race Walking Cup European Championships World Championships World Race Walking Cup Olympic Games World Championships World Race Walking Cup European Championships European Race Walking Cup World Championships 1996 1997 1999 2000 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011