an Entity references as follows:
Faust. Salut demeure chaste et pure / Gounod, comp.; Georges Thill, T; E. Bigot, dir.. Buvons amis / Verdi, comp.; Georges Thill, T; Vina Bovy, S; Ph. Gaubert, dir. / Liszt... [et al.], comp.; Georges Thill, T; E. Bigot, dir.