The ovirt.vm-infra role manages the virtual machine infrastructure in oVirt. This role also creates inventory of created virtual machines it defines if wait_for_ip is set to true and state of virtual machine is running. All defined virtual machines are part of ovirt_vm inventory group. Role also creates ovirt_tag_{tag_name} groups if there are any tags assigned to a virtual machine and places all virtual machines with that tag to that inventory group.
The role will create inventory group ovirt_vm with both of the virtual machines - myvm1 and myvm2. The role also creates inventory group ovirt_tag_mytag1 with virtual machine myvm1 and inventory group ovirt_tag_mytag2 with virtual machine myvm2.