040000 tree 7953783196e5ce943ef5f92a673b1fee04921439	additional_params
040000 tree 17e73a8c1cd0aa393d2dafc880a2fb5dc6640755	multiple_outputs
040000 tree 658964e2c47ca88f62cf9b7c25b543ce144b6637	one_output
040000 tree fd8a45220a8ba404a2a7e6859311c84d4ea04973	zero_outputs