Complex sentence: The original song ("Cantaloupe Island") is a 16 bar repeated chart consisting of F minor for 4 measures, D7 for 4 measures, D minor for 4 measures, then F minor again.
Split into simpler sentences: The original song ("Cantaloupe Island") is a 16 bar repeated chart. An F minor chord for 4 measures, D7 for 4 measures, D minor for 4 measures, then F minor again.