@prefix lv2: <http://lv2plug.in/ns/lv2core#> .
@prefix patch: <http://lv2plug.in/ns/ext/patch#> .
@prefix ingen: <http://drobilla.net/ns/ingen#> .

<msg0>
	a patch:Put ;
	patch:subject <path:/in> ;
	patch:body [
		a lv2:InputPort ,
			lv2:AudioPort
	] .

<msg1>
	a patch:Delete ;
	patch:subject <path:/in> .