040000 tree fdcc8638d3c81d6af5a9b3e2b2f3e098614e3005	additional_params
040000 tree 1413731d11e0553ef57d4971c87f775a61a7a823	multiple_outputs
040000 tree 814b8e7d480a417620aa69c46c99b4e5c208d835	one_output
040000 tree 835745cd7405b02f946cf9fe7af8c0d32c15c24c	zero_outputs