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040000 tree d260b3a719c9e6722a3a732fc606a57904c3b51d	nutshell_examples
040000 tree 64786a999b853d8e896c575dd129a2a61b385b4c	nutshell_fcore
040000 tree 08c9d6c38b8d827c06b7f1fb8bbb04f96ed42355	nutshell_pattern