040000 tree ef5ffb596d03d270ed000bf5c819902c3cdaacb0	additional_params
040000 tree 9e76ba947a56476c67187f887e7f09b6b12a0e9e	multiple_outputs
040000 tree 257da2448a7301ed10d8516c9f49b8e0e4a41061	one_output
040000 tree cbe8e92c1b30d98e40688ffefc6e7c31594e3c75	zero_outputs