History of label 3 changes

In crates/oh/src/main.rs, lines 1382–1413 on oh-comment-body-file. Every change that wrote or deleted one of these lines, or deleted a line from between them. Exact, because each line keeps its identity across edits; edits elsewhere in the file are not here. Also: oxy log -L 1382,1413:crates/oh/src/main.rs.