Question: In what year was the fourth album of the band, formed in 1977 by Terence "Tezz" Roberts and Royston "Rainy" Wainwright, released?
Sentence (from "Discharge (band)"): While the band had substantial line-up changes over its history, the classic line-up from the early 1980s featured bassist Wainwright, drummer Gary Maloney, Anthony "Bones" Roberts playing guitar, and vocalist Kelvin "Cal" Morris.
Relevant evidence: No