Question: What two sub genres is the music, in which Hal Bynum is most closely associated, rooted? 
Sentence (from "Hal Bynum"): Bynum has written more than 200 songs for popular country artists, including Kenny Rogers ("Lucille"), Patty Loveless ("Chains"), Johnny Cash ("Papa Was a Good Man"), Cash and Waylon Jennings ("There Ain't No Good Chain Gang"), and Jim Reeves ("Nobody's Fool").
Relevant evidence: No