Instrumental Solo,Mandolin,Piano - Level 3 - Digital Download SKU: A0.1380218 Composed by Bernardo Bernal. Folk,Multicultural,World. Score and individual part. 11 pages. Bernal #965000. Published by Bernal (A0.1380218). Joropo obligado - Joropo for any small folk ensemble. You can play it with piano or mandolin, venezuelan cuatro, maracas or shakers and acoustic bass.