an Entity references as follows:
Back Up Train is Al Green's debut album, released by Hot Line Records, a label formed by Palmer James and Curtis Rodgers, high school friends of Al Green's. This album was released prior to signing with Hi Records and still lists his name as "Greene" (the actual correct spelling of his name). The title track was originally released in January 1967 as a single under the band name "Al Greene and The Soul Mates".