Historical clue formulations

• Las ___, Canary Islands — 2019-10-08
• Las ___, Canary Islands — 2019-06-09
• Capital of the Canary Islands, after "Las" — 2019-04-25
• Las ___ (capital of Gran Canaria) — 2010-05-21
• Las ___ — 2003-11-08
• Las ___, Canary Islands — 1999-04-17