Historical clue formulations

• Pianist Claudio — 2018-10-01
• Pianist Claudio — 2014-03-26
• Pianist Claudio — 2013-01-02
• Pianist Claudio — 2011-12-17
• Pianist Claudio — 2010-04-28
• He recorded all 32 Beethoven piano sonatas in the 1960s — 2009-07-11
• Pianist Claudio — 2008-07-15
• Pianist Claudio — 2005-08-11
• Pianist Claudio — 2004-05-23
• Pianist Claudio — 2002-03-27
• Pianist Claudio — 2001-09-18
• Pianist Claudio — 2000-12-21
• Concert pianist Claudio — 1999-12-08
• Pianist Claudio — 1996-02-21