After performing solo for two years, he formed Greater Vision with his former Cathedral member, baritone Mark Trammell and tenor Chris Allman in 1990.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: List the MITRE techniques contained in the text. ### Input: After performing solo for two years, he formed Greater Vision with his former Cathedral member, baritone Mark Trammell and tenor Chris Allman in 1990. ### Response: .