Man pages matching name forest::tree::indexer::simpleuidindexer in section 3pm:

Forest::Tree::Indexer::SimpleUIDIndexer.3pm.en	debian 10 / libforest-perl
Forest::Tree::Indexer::SimpleUIDIndexer.3pm.en	debian 11 / libforest-perl
Forest::Tree::Indexer::SimpleUIDIndexer.3pm.en	debian 12 / libforest-perl