Bere-Cuvée Armand & Gaston is a blend of one-, two- and at least three-year old 3 fonteinen lambics.
https://untappd.com/b/brouwerij-3-fonteinen-3-fonteinen-oude-geuze-cuvee-armand-and-gaston-season-22-23-blend-no-5/5471916