magnet:?xt=urn:btih:9f789b9604a94c2f87eb26900e95feb6f1a2ff79&xt=urn:md5:a6183269fab293282daf2da9ac940577&xl=15636509&dn=qt-x11-opensource-desktop-4.0.0.tar.bz2&as=https://download.qt.io/archive/qt/4.0/qt-x11-opensource-desktop-4.0.0.tar.bz2&tr=http://bt.qt-project.org:6969/announce