100644 blob 9f69b4b4ae6b48d2fe4d702786ab437aee1e4006	Period.java
100644 blob 32aac1425f09d2d84c3951d467ad43fe9bd155b4	StructureValidationTestSuite.java
040000 tree d1da58a68e38c05445a0698d617b73490e45afc3	choice
040000 tree 5cdb4753c201f5060212d8d92c352b1b69cb135d	group
040000 tree 61ed3d912c036cac55f4e3c1f262e842b2a5fbcd	sequence