040000 tree 4dd326209dd32f5d80ac67749ae5c87748dd599f	brkitr
040000 tree 054d0d84b9c02265d17515f4ba4f758a1b39c5e5	coll
040000 tree 9c312cb454fc6904a2a6c1a1d1eb67da79e8d769	rbnf
100644 blob 79c92bebb765f0c1b8ebd1eece9b9dd6a88f2ce9	res_index.txt