@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> . @prefix atom: <http://lv2plug.in/ns/ext/atom#> . @prefix patch: <http://lv2plug.in/ns/ext/patch#> . @prefix doap: <http://usefulinc.com/ns/doap#> . @prefix ingen: <http://drobilla.net/ns/ingen#> . @prefix lv2: <http://lv2plug.in/ns/lv2core#> . @prefix lv2ev: <http://lv2plug.in/ns/ext/event#> . @prefix midi: <http://lv2plug.in/ns/ext/midi#> . @prefix owl: <http://www.w3.org/2002/07/owl#> . @prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . @prefix xsd: <http://www.w3.org/2001/XMLSchema#> . <control_in> ingen:polyphonic false ; atom:bufferType atom:Sequence ; lv2:index 0 ; lv2:name "Control" ; lv2:portProperty lv2:connectionOptional ; lv2:symbol "control_in" ; a atom:AtomPort , lv2:InputPort . <control_out> ingen:polyphonic false ; atom:bufferType atom:Sequence ; lv2:index 1 ; lv2:name "Control" ; lv2:symbol "control_out" ; a atom:AtomPort , lv2:OutputPort . <> ingen:polyphony 1 ; <http://lv2plug.in/ns/extensions/ui#ui> ingen:GraphUIGtk2 ; lv2:extensionData <http://lv2plug.in/ns/ext/state#interface> ; lv2:port <control_in> , <control_out> ; lv2:symbol "empty" ; doap:name "empty" ; a ingen:Patch , lv2:Plugin .