magnet:?xt=urn:btih:6736bafa80b4c78f8644a508600f41ec34448200&xt=urn:md5:a60b4766fc88dbc22b901d0d825d2d0f&xl=16635039&dn=qtdoc-opensource-src-5.4.1.tar.gz&as=https://download.qt.io/new_archive/qt/5.4/5.4.1/submodules/qtdoc-opensource-src-5.4.1.tar.gz&tr=http://bt.qt-project.org:6969/announce