<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
  <maintainer type="person">
    <email>gienah@gentoo.org</email>
    <name>Mark Wright</name>
  </maintainer>
  <longdescription lang="en">
Twelf is an implementation of the logical framework LF. It is used for
logic programming and for the formalization of programming language
theory.
</longdescription>
</pkgmetadata>