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040000 tree fe939df48fe343c746577bcf2b8f47fdc94d4b6a	gatherer
040000 tree 78758551267284030c6697e9d7077709834cf235	power-controller
040000 tree d92e6a98402c3ede56b730b86efeb522e3a6a245	recorder
040000 tree 05a9c3f108e0c9596b31a4dad9accd9e26b7cf92	testdata