"Tris de las Siete" sounds like it could be referencing a set of three out of seven options or elements, perhaps from a game, a collection, or a series
tris delas 7. In English, "Tris" could imply a trio or a group of three, while "Siete" suggests a larger set of seven. This combination might represent a selective subset, where three items are chosen from a total of seven possibilities. It's a concept that invites speculation and curiosity, prompting questions about what those seven options might be and why these three were chosen.