--- /dev/null
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+group_types:
+
+ tosca.groups.Root:
+ _extensions:
+ shorthand_name: Root # ARIA NOTE: omitted in the spec
+ type_qualified_name: tosca:Root
+ specification: tosca-simple-1.0
+ specification_section: 5.9.1
+ description: >-
+ This is the default (root) TOSCA Group Type definition that all other TOSCA base Group Types derive from.
+ interfaces:
+ Standard:
+ type: tosca.interfaces.node.lifecycle.Standard