Question: Are Cho Kyuhyun and Layne Staley both singers?
Sentence (from "Layne Staley"): Layne Thomas Staley (born Layne Rutherford Staley, August 22, 1967 – April 5, 2002) was an American singer-songwriter who served as the lead vocalist of the rock band Alice in Chains, which he founded with guitarist Jerry Cantrell in Seattle, Washington, in 1987.
Relevant evidence: Yes