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040000 tree 1a968f15f943682f93385128892de01693e663e9	conversion
040000 tree 014bf1edbcdcd034d3f761e418e4a1fb2a380361	grammar
040000 tree 7e2f15b318cba70660922ad04b2db9d04bef1050	junit
040000 tree 9042af384d299aef91d9822626944a488b253909	linking
040000 tree c11f0c67fe7d08bdc947be3d5bbfcc7ebce54ef1	model
040000 tree 033b57ec5b9ff7f4e6440a45ffbf8d3427ee0e6f	naming
040000 tree ec36ccc4ae280acb76a19fa8d9c8adaa610be016	validation