<!ENTITY co.synopsis.gen SYSTEM "synopsis.e.gen">
<!ENTITY co.parents.gen SYSTEM "parents.gen">
<!ENTITY co.seealso.gen SYSTEM "seealso.gen">
<!ENTITY co.example.seealso.gen SYSTEM "example.seealso.gen">
<!ENTITY co.example.1.gen SYSTEM "example.1.gen">
<!ENTITY co.example.1.txt SYSTEM "example.1.txt">
