Question: Monumental Funk is a studio album by the rock band Grand Funk Railroad, sometimes shortened as Grand Funk, is an American rock band popular during which time, when they toured extensively and played to packed arenas worldwide?
Sentence (from "Grand Funk Railroad"): Grand Funk Railroad, sometimes shortened as Grand Funk, is an American rock band popular during the 1970s, when they toured extensively and played to packed arenas worldwide.
Relevant evidence: Yes