OSM query for operator=RAPT, is this a singularity ?

query.osm

<!--
RATP or RAPT ?
-->
<osm-script output="json" timeout="25">
  <!-- gather results -->
  <union>
    <!-- query part for: “operator=rapt” -->
    <query type="node">
      <has-kv k="operator" v="RAPT"/>
      <bbox-query s="48.8326901185081" w="2.325925827026367" n="48.86477122456225" e="2.379741668701172"/>
    </query>
    <query type="way">
      <has-kv k="operator" v="RAPT"/>
      <bbox-query s="48.8326901185081" w="2.325925827026367" n="48.86477122456225" e="2.379741668701172"/>
    </query>
    <query type="relation">
      <has-kv k="operator" v="RAPT"/>
      <bbox-query s="48.8326901185081" w="2.325925827026367" n="48.86477122456225" e="2.379741668701172"/>
    </query>
  </union>
  <!-- print results -->
  <print mode="body"/>
  <recurse type="down"/>
  <print mode="skeleton" order="quadtile"/>
</osm-script>