def METHOD_NAME(
    host_element: etree.Element,
    nem_id: int,
    platform_name: str = "p1",
    transport_name: str = "t1",
) -> etree.Element:
    host_id = host_element.get("id")
    # platform data
    platform_id = f"{host_id}/{platform_name}"
    platform_element = etree.SubElement(
        host_element, "emanePlatform", id=platform_id, name=platform_name
    )
    # transport data
    transport_id = f"{host_id}/{transport_name}"
    etree.SubElement(
        platform_element, "transport", id=transport_id, name=transport_name
    )
    # nem data
    nem_name = f"nem{nem_id}"
    nem_element_id = f"{host_id}/{nem_name}"
    nem_element = etree.SubElement(
        platform_element, "nem", id=nem_element_id, name=nem_name
    )
    nem_id_element = etree.SubElement(nem_element, "parameter", name="nemid")
    nem_id_element.text = str(nem_id)
    return platform_element