+ element mp:timeout { xsd:integer }?,
+ element mp:default_target { xsd:string }?,
+ element mp:force_target { xsd:string }?
+
+#filter_zeerex_explain =
+# attribute type { "zeerex_explain" },
+# attribute id { xsd:NCName }?,
+# attribute name { xsd:NCName }?,
+# element mp:database {
+# attribute name { xsd:NCName },
+# any
+# }+
+
+