040000 tree 6462f873142c1110398461e8411e9ffcd9db653e	dependencies
100644 blob 0a51c485ef4ca32417dcf7e90d937f091d280116	step7-run.bst
100644 blob bd4d1f3cd93ad31b0ecf9d68e34f4644705c66fe	step7.bst