@prefix lv2:  <http://lv2plug.in/ns/lv2core#>.
@prefix doap: <http://usefulinc.com/ns/doap#>.
@prefix rdf:  <http://www.w3.org/1999/02/22-rdf-syntax-ns#>.
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#>.
@prefix ll: <http://ll-plugins.nongnu.org/lv2/namespace#>.
@prefix pg: <http://ll-plugins.nongnu.org/lv2/ext/portgroups#>.
@prefix ev: <http://lv2plug.in/ns/ext/event#>.

<http://ll-plugins.nongnu.org/lv2/lv2pftci/beep/out> a pg:StereoGroup.

<http://ll-plugins.nongnu.org/lv2/lv2pftci/beep>
  a lv2:Plugin, lv2:InstrumentPlugin;
  lv2:binary <beep.so>;
  doap:name "Beep";
  doap:license <http://usefulinc.com/doap/licenses/gpl>;
  ll:pegName "p";

  lv2:port [
    a ev:EventPort, lv2:InputPort;
    lv2:index 0;
    ev:supportsEvent <http://lv2plug.in/ns/ext/midi#MidiEvent>;
    lv2:symbol "midi";
    lv2:name "MIDI";
  ],

  [
    a lv2:AudioPort, lv2:OutputPort;
    lv2:index 1;
    lv2:symbol "left";
    lv2:name "Left";
    pg:membership [
      pg:group <http://ll-plugins.nongnu.org/lv2/lv2pftci/beep/out>;
      pg:role pg:leftChannel;
    ];
  ],

  [
    a lv2:AudioPort, lv2:OutputPort;
    lv2:index 2;
    lv2:symbol "right";
    lv2:name "Right";
    pg:membership [
      pg:group <http://ll-plugins.nongnu.org/lv2/lv2pftci/beep/out>;
      pg:role pg:rightChannel;
    ];
  ].