Based on the context of Mexican ranchera music and Vicente Fernández’s legacy, I will assume the intended keyword is:
The last song on side B was the gem. A son no one had ever heard. It had no title, only a scratched-in lyric: “El Caballo de Nadie.”
Tears rolled down the executive’s cheeks.
The Eternal Echo of "El Rey": Exploring Joyas Rancheras Al Estilo De Vicente Fernández