Historical clue formulations

• Capital of Guam, old-style — 2006-07-07
• Guam's capital, old-style — 2003-03-23
• Capital of Guam, old-style — 2002-01-30
• Guam's capital, old-style — 1999-09-21
• Guam's capital — 1999-04-24
• Capital of Guam — 1997-11-12
• Capital of Guam — 1997-01-05