magnet:?xt=urn:btih:f8b21b714f309cc05f672bfe10fa976f80f91b58&xt=urn:md5:b338cb715c28038fc8a2719bf8d5cf4b&xl=2734368&dn=qtdoc-opensource-src-5.9.1.tar.xz&as=https://download.qt.io/archive/qt/5.9/5.9.1/submodules/qtdoc-opensource-src-5.9.1.tar.xz&tr=http://bt.qt-project.org:6969/announce