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040000 tree 3056361dcc01a1ea8e90ecb172c8a8ed7531e469	example
040000 tree 25b74db87aabe578ff938a38f953f40888d67a4f	ruby
040000 tree ad3d270f5b902421f4343ad942738b54027a7403	splash2
040000 tree ccfc28f38e658e2cb08959bf56ebef84c65dcc71	topologies