Nth ← { sfx ← ⟨"th","st","nd","rd"⟩ (•Fmt 𝕩)∾sfx⊑˜ (1≠10|⌊𝕩÷10)×(3≥10|𝕩)×10|𝕩 } ∘‿4⥊ Nth¨ (↕26) ∾ (250+↕16) ∾ (1000+↕26)