Rhos Aelwyd F.C. won the 2005-06 Premier Division.
Rhos Aelwyd F.C. is a Welsh football club. Rhos Aelwyd F.C. is the only club based in Ponciau.  The Premier Division was won in 2005–06 by a team from Ponciau.  The winner of the Premier Division in 2009–10 was promoted back to the Cymru Alliance. The Premier Division in 2009–10 was won by the same team that won in 2005-06. 
∀x (Rhosaelwydfc(x) → FootballClub(x) ∧ BasedInPonciau(x) ∧ Welsh(x)) ∀x (BasedInPonciau(x) ↔ Rhosaelwydfc(x)) ∃x (BasedInPonciau(x) ∧ WonPremierDivisionDuring(x, y2005)) ∀x (WonPremierDivisionDuring(x, y2009) → Promoted(x)) ∀x (WonPremierDivisionDuring(x, y2009) ↔ WonPremierDivisionDuring(x, y2005))