E a( abd EPAREN
B a\( abd EPAREN
E | x EMPTY
B * x NOMATCH
E * x BADRPT
E + x BADRPT
E ? x BADRPT
E |a x EMPTY
E a(b+|((c)*))+d abd (0,3)(1,2)(?,?)(?,?)
E a(b+|((c)*))+d abcd (0,4)(2,3)(2,3)(2,3)
BE NULL NULL EMPTY
E ab| NULL EMPTY
E ab| NULL EMPTY
E (a|)b NULL EMPTY
E (?a) NULL BADRPT
B \(\{1\}a\) NULL BADRPT
E ^* NULL BADRPT
B ^* * (0,1)
E ^+ NULL BADRPT
E ^? NULL BADRPT
E ^{1} NULL BADRPT
B ^\{1\} NULL BADRPT
BE a\bc abc (0,3)
BE \bab abc NOMATCH
BE { { (0,1)
B \{ { EBRACE
B ^\{ abc EBRACE
B ^\{2\} abc BADRPT
BE ^{ { (0,1)
E ^{2} abc BADRPT
B {abc {abc (0,4)
B \{abc {abc BADBR
BE {abc {abc (0,4)
B {1 {1 (0,2)
B \{1 {1 EBRACE
E {1 {1 EBRACE
B a{b a{b (0,3)
B a\{b a{b BADBR
BE a{b a{b (0,3)
B a\{1 abc EBRACE
E a{1 abc EBRACE
B a\{1a abc BADBR
E a{1a abc BADBR
B a\{,\} abc BADBR
BE a{,} a{,} (0,4)
B a\{,2\} abc BADBR
BE a{,2} a{,2} (0,5)
B a\{1,x abc BADBR
E a{1,x abc BADBR
B a\{1\}\{1\} abc BADRPT
E a{1}{1} abc BADRPT
B a*\{1\} abc BADRPT
E a*{1} abc BADRPT
E a+{1} abc BADRPT
E a?{1} abc BADRPT
E a{1}? abc BADRPT
E a*{1} abc BADRPT
BE a*{b} a{b} (0,4)
BE a[1- abc EBRACK
BE a[[. abc ECOLLATE
BE a[[.x abc ECOLLATE
BE a[[.x. abc ECOLLATE
BE a[[.one.]]b a1b (0,3)
BE a[[: abc ECTYPE
BE a[[:alpha abc ECTYPE
BE a[[= abc ECOLLATE
BE a[[=b abc ECOLLATE
BE a[[=b= abc ECOLLATE
BE a[[=one=]]b a1b (0,3)
E a(b|c?)+d abcd (0,4)(2,3)
E a(b|c){0,0}d ad (0,2)(?,?)
E a(b+|((c)*))+d abd (0,3)(1,2)(?,?)(?,?)
E SAME abcd (0,4)(2,3)(2,3)(2,3)
EL NULL a EMPTY