Historical clue formulations

• Pittsburgh N.F.L. team — 2016-07-25
• Six-time Lombardi Trophy winners — 2013-03-01
• Super Bowl XLIII champs — 2012-11-11
• A.F.C. team that has won six Super Bowls — 2009-09-25
• 2009 Super Bowl champs — 2009-02-09
• Pittsburgh team — 2006-07-10
• Super Bowl XIV champs — 1999-01-29
• Three Rivers Stadium team — 1996-08-26
• Four-time Super Bowl champs — 1996-07-26
• Pittsburgh team — 1995-08-29
• Four-time Super Bowl champs — 1994-07-01