/usr/share/doc/ is in tree-puzzle-doc 5.2-10.
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/usr/share/doc/tree-puzzle-doc/
/usr/share/doc/tree-puzzle-doc/changelog.Debian.gz
/usr/share/doc/tree-puzzle-doc/copyright
/usr/share/doc/tree-puzzle-doc/examples/
/usr/share/doc/tree-puzzle-doc/examples/EF.3trees
/usr/share/doc/tree-puzzle-doc/examples/EF.phy
/usr/share/doc/tree-puzzle-doc/examples/atp6.a
/usr/share/doc/tree-puzzle-doc/examples/globin.a
/usr/share/doc/tree-puzzle-doc/examples/globin.ctrees
/usr/share/doc/tree-puzzle-doc/examples/globin.trees
/usr/share/doc/tree-puzzle-doc/examples/marswolf.ctrees
/usr/share/doc/tree-puzzle-doc/examples/marswolf.n
/usr/share/doc/tree-puzzle-doc/examples/marswolf.trees
/usr/share/doc/tree-puzzle-doc/examples/primates.b
/usr/share/doc/tree-puzzle-doc/examples/primates.ctrees
/usr/share/doc/tree-puzzle-doc/examples/primates.trees
/usr/share/doc/tree-puzzle-doc/tree-puzzle.pdf
/usr/share/doc-base/tree-puzzle