Historical clue formulations

• Empty inside — 2026-06-14
• Hollowed out, as an apple — 2025-07-27
• Prepped, as apples for baking — 2020-01-21
• Like some fruits and ice sheets — 2019-12-28
• Unseeded? — 2019-07-06
• Like some processed apples — 2017-04-10
• Hollowed out, as an apple — 2016-03-01
• Like the earth and some apples — 2013-06-16
• Removed the insides of — 2006-06-08
• Uncentered? — 2000-06-08
• Cut away the center of — 1995-05-14
• Reamed — 1995-02-03