Question: When is the American hard rock band which performed previously in Jovel Music Hall form
Sentence (from "Aquelarre (band)"): After the dissolution of Almendra in 1970, Argentine musicians Emilio del Güercio (bass) and Rodolfo García (drums) joined with Héctor Starc (guitar) and Hugo González Neira (keyboard) to form Aquelarre.
Relevant evidence: No