Question: What was the birthname of the singer-songwriter who was featured in Joan Baez's 1979 album and is known for her album "Between The Lines"?
Sentence (from "Gracias a la Vida (album)"): Baez stated at the time that she released the album as a "message of hope to the Chileans suffering under Augusto Pinochet", in the wake of the death of Salvador Allende.
Relevant evidence: No