magnet:?xt=urn:btih:f270cbc75b6fa003f190f16d679c54f02d8e464b&xt=urn:md5:853869ebcd30a2f10df0d6c54caddef3&xl=6563246&dn=5.7.1-0qtdatavisualization-documentation.7z&as=https://download.qt.io/online/qtsdkrepository/windows_x86/desktop/qt5_57_src_doc_examples/qt.57.doc.qtdatavis3d/5.7.1-0qtdatavisualization-documentation.7z&tr=http://bt.qt-project.org:6969/announce