@prefix lv2:   <http://lv2plug.in/ns/lv2core#> .
@prefix pset:  <http://lv2plug.in/ns/ext/presets#> .

<http://moddevices.com/plugins/mod-devel/logic-operators#preset001>
    lv2:port [
        lv2:symbol "LogicOperator" ;
        pset:value 0.000000 ;
    ] .