def METHOD_NAME(client: Client):
    with client:
        IF = InputFlowSlip39AdvancedBackup(client, False)
        client.set_input_flow(IF.get())
        device.backup(client)
    mnemonics = IF.mnemonics[0:3] + IF.mnemonics[5:8] + IF.mnemonics[10:13]
    groups = shamir.decode_mnemonics(mnemonics)
    ems = shamir.recover_ems(groups)
    return ems.ciphertext