/usr/lib/Wt/examples/ is in witty-examples 3.1.10-1ubuntu2.
This file is owned by root:root, with mode 0o755.
There are a lot of files here (630 total). We're only showing the immediate contents of /usr/lib/Wt/examples.
/usr/lib/Wt/examples
..
/usr/lib/Wt/examples/CMakeLists.txt
/usr/lib/Wt/examples/Doxyfile
/usr/lib/Wt/examples/blog/
/usr/lib/Wt/examples/bobsmith/
/usr/lib/Wt/examples/charts/
/usr/lib/Wt/examples/codeview/
/usr/lib/Wt/examples/composer/
/usr/lib/Wt/examples/dialog/
/usr/lib/Wt/examples/dragdrop/
/usr/lib/Wt/examples/extkitchen/
/usr/lib/Wt/examples/feature/
/usr/lib/Wt/examples/filetreetable/
/usr/lib/Wt/examples/form/
/usr/lib/Wt/examples/gitmodel/
/usr/lib/Wt/examples/hangman/
/usr/lib/Wt/examples/hello/
/usr/lib/Wt/examples/javascript/
/usr/lib/Wt/examples/mandelbrot/
/usr/lib/Wt/examples/mission/
/usr/lib/Wt/examples/painting/
/usr/lib/Wt/examples/planner/
/usr/lib/Wt/examples/run-example.bat.cmake
/usr/lib/Wt/examples/simplechat/
/usr/lib/Wt/examples/style/
/usr/lib/Wt/examples/treelist/
/usr/lib/Wt/examples/treeview/
/usr/lib/Wt/examples/treeview-dragdrop/
/usr/lib/Wt/examples/webgl/
/usr/lib/Wt/examples/widgetgallery/
/usr/lib/Wt/examples/wt-homepage/
/usr/lib/Wt/examples/wtwithqt/