reverting to a much more simplistic parsing
diff --git a/libasn1parser/asn1p_y.h b/libasn1parser/asn1p_y.h
index 3b8d86d..71417b3 100644
--- a/libasn1parser/asn1p_y.h
+++ b/libasn1parser/asn1p_y.h
@@ -37,97 +37,99 @@
#define TOK_hstring 261
#define TOK_identifier 262
#define TOK_number 263
-#define TOK_number_negative 264
-#define TOK_typereference 265
-#define TOK_capitalreference 266
-#define TOK_typefieldreference 267
-#define TOK_valuefieldreference 268
-#define TOK_ABSENT 269
-#define TOK_ABSTRACT_SYNTAX 270
-#define TOK_ALL 271
-#define TOK_ANY 272
-#define TOK_APPLICATION 273
-#define TOK_AUTOMATIC 274
-#define TOK_BEGIN 275
-#define TOK_BIT 276
-#define TOK_BMPString 277
-#define TOK_BOOLEAN 278
-#define TOK_BY 279
-#define TOK_CHARACTER 280
-#define TOK_CHOICE 281
-#define TOK_CLASS 282
-#define TOK_COMPONENT 283
-#define TOK_COMPONENTS 284
-#define TOK_CONSTRAINED 285
-#define TOK_CONTAINING 286
-#define TOK_DEFAULT 287
-#define TOK_DEFINITIONS 288
-#define TOK_DEFINED 289
-#define TOK_EMBEDDED 290
-#define TOK_ENCODED 291
-#define TOK_ENCODING_CONTROL 292
-#define TOK_END 293
-#define TOK_ENUMERATED 294
-#define TOK_EXPLICIT 295
-#define TOK_EXPORTS 296
-#define TOK_EXTENSIBILITY 297
-#define TOK_EXTERNAL 298
-#define TOK_FALSE 299
-#define TOK_FROM 300
-#define TOK_GeneralizedTime 301
-#define TOK_GeneralString 302
-#define TOK_GraphicString 303
-#define TOK_IA5String 304
-#define TOK_IDENTIFIER 305
-#define TOK_IMPLICIT 306
-#define TOK_IMPLIED 307
-#define TOK_IMPORTS 308
-#define TOK_INCLUDES 309
-#define TOK_INSTANCE 310
-#define TOK_INSTRUCTIONS 311
-#define TOK_INTEGER 312
-#define TOK_ISO646String 313
-#define TOK_MAX 314
-#define TOK_MIN 315
-#define TOK_MINUS_INFINITY 316
-#define TOK_NULL 317
-#define TOK_NumericString 318
-#define TOK_OBJECT 319
-#define TOK_ObjectDescriptor 320
-#define TOK_OCTET 321
-#define TOK_OF 322
-#define TOK_OPTIONAL 323
-#define TOK_PATTERN 324
-#define TOK_PDV 325
-#define TOK_PLUS_INFINITY 326
-#define TOK_PRESENT 327
-#define TOK_PrintableString 328
-#define TOK_PRIVATE 329
-#define TOK_REAL 330
-#define TOK_RELATIVE_OID 331
-#define TOK_SEQUENCE 332
-#define TOK_SET 333
-#define TOK_SIZE 334
-#define TOK_STRING 335
-#define TOK_SYNTAX 336
-#define TOK_T61String 337
-#define TOK_TAGS 338
-#define TOK_TeletexString 339
-#define TOK_TRUE 340
-#define TOK_TYPE_IDENTIFIER 341
-#define TOK_UNIQUE 342
-#define TOK_UNIVERSAL 343
-#define TOK_UniversalString 344
-#define TOK_UTCTime 345
-#define TOK_UTF8String 346
-#define TOK_VideotexString 347
-#define TOK_VisibleString 348
-#define TOK_WITH 349
-#define TOK_EXCEPT 350
-#define TOK_INTERSECTION 351
-#define TOK_UNION 352
-#define TOK_TwoDots 353
-#define TOK_ThreeDots 354
+#define TOK_tuple 264
+#define TOK_quadruple 265
+#define TOK_number_negative 266
+#define TOK_typereference 267
+#define TOK_capitalreference 268
+#define TOK_typefieldreference 269
+#define TOK_valuefieldreference 270
+#define TOK_ABSENT 271
+#define TOK_ABSTRACT_SYNTAX 272
+#define TOK_ALL 273
+#define TOK_ANY 274
+#define TOK_APPLICATION 275
+#define TOK_AUTOMATIC 276
+#define TOK_BEGIN 277
+#define TOK_BIT 278
+#define TOK_BMPString 279
+#define TOK_BOOLEAN 280
+#define TOK_BY 281
+#define TOK_CHARACTER 282
+#define TOK_CHOICE 283
+#define TOK_CLASS 284
+#define TOK_COMPONENT 285
+#define TOK_COMPONENTS 286
+#define TOK_CONSTRAINED 287
+#define TOK_CONTAINING 288
+#define TOK_DEFAULT 289
+#define TOK_DEFINITIONS 290
+#define TOK_DEFINED 291
+#define TOK_EMBEDDED 292
+#define TOK_ENCODED 293
+#define TOK_ENCODING_CONTROL 294
+#define TOK_END 295
+#define TOK_ENUMERATED 296
+#define TOK_EXPLICIT 297
+#define TOK_EXPORTS 298
+#define TOK_EXTENSIBILITY 299
+#define TOK_EXTERNAL 300
+#define TOK_FALSE 301
+#define TOK_FROM 302
+#define TOK_GeneralizedTime 303
+#define TOK_GeneralString 304
+#define TOK_GraphicString 305
+#define TOK_IA5String 306
+#define TOK_IDENTIFIER 307
+#define TOK_IMPLICIT 308
+#define TOK_IMPLIED 309
+#define TOK_IMPORTS 310
+#define TOK_INCLUDES 311
+#define TOK_INSTANCE 312
+#define TOK_INSTRUCTIONS 313
+#define TOK_INTEGER 314
+#define TOK_ISO646String 315
+#define TOK_MAX 316
+#define TOK_MIN 317
+#define TOK_MINUS_INFINITY 318
+#define TOK_NULL 319
+#define TOK_NumericString 320
+#define TOK_OBJECT 321
+#define TOK_ObjectDescriptor 322
+#define TOK_OCTET 323
+#define TOK_OF 324
+#define TOK_OPTIONAL 325
+#define TOK_PATTERN 326
+#define TOK_PDV 327
+#define TOK_PLUS_INFINITY 328
+#define TOK_PRESENT 329
+#define TOK_PrintableString 330
+#define TOK_PRIVATE 331
+#define TOK_REAL 332
+#define TOK_RELATIVE_OID 333
+#define TOK_SEQUENCE 334
+#define TOK_SET 335
+#define TOK_SIZE 336
+#define TOK_STRING 337
+#define TOK_SYNTAX 338
+#define TOK_T61String 339
+#define TOK_TAGS 340
+#define TOK_TeletexString 341
+#define TOK_TRUE 342
+#define TOK_TYPE_IDENTIFIER 343
+#define TOK_UNIQUE 344
+#define TOK_UNIVERSAL 345
+#define TOK_UniversalString 346
+#define TOK_UTCTime 347
+#define TOK_UTF8String 348
+#define TOK_VideotexString 349
+#define TOK_VisibleString 350
+#define TOK_WITH 351
+#define TOK_EXCEPT 352
+#define TOK_INTERSECTION 353
+#define TOK_UNION 354
+#define TOK_TwoDots 355
+#define TOK_ThreeDots 356
extern YYSTYPE asn1p_lval;