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## Quantifiers
xa* xaaaay <xaaaa @ 0> star 2+
xa* xay <xa @ 0> star 1
xa* xy <x @ 0> star 0
xa*y xaaaay <xaaaay @ 0> star 2+
xa*y xay <xay @ 0> star 1
xa*y xy <xy @ 0> star 0
xa+ xaaaay <xaaaa @ 0> plus 2+
xa+ xay <xa @ 0> plus 1
xa+ xy n plus 0
xa+y xaaaay <xaaaay @ 0> plus 2+
xa+y xay <xay @ 0> plus 1
xa+y xy n plus 0
xa? xaaaay <xa @ 0> ques 2+
xa? xay <xa @ 0> ques 1
xa? xy <x @ 0> ques 0
xa?y xaaaay n ques 2+
xa?y xay <xay @ 0> ques 1
xa?y xy <xy @ 0> ques 0
xa*? xaaaay <x @ 0> star eager 2+
xa*? xay <x @ 0> star eager 1
xa*? xy <x @ 0> star eager 0
xa*?y xaaaay <xaaaay @ 0> star eager 2+
xa*?y xay <xay @ 0> star eager 1
xa*?y xy <xy @ 0> star eager 0
xa+? xaaaay <xa @ 0> plus eager 2+
xa+? xay <xa @ 0> plus eager 1
xa+? xy n plus eager 0
xa+?y xaaaay <xaaaay @ 0> plus eager 2+
xa+?y xay <xay @ 0> plus eager 1
xa+?y xy n plus eager 0
xa?? xaaaay <x @ 0> ques eager 2+
xa?? xay <x @ 0> ques eager 1
xa?? xy <x @ 0> ques eager 0
xa??y xaaaay n ques eager 2+
xa??y xay <xay @ 0> ques eager 1
xa??y xy <xy @ 0> ques eager 0
.{2} a n only one character
.{2} ab y two characters
a{2} foobar n only one "a" character
a{2} baabaa y two "a" characters
a{0,4} bbbbbbb y no "a" characters
a{2,4} bababab n not two consecutive "a" characters
a{2,4} baabbbb y two "a" characters
a{2,4} baaabbb y three "a" characters
a{2,4} baaaabb y four "a" characters
a{2,4} baaaaaa y four "a" characters
a{2,} baaaaaa y six "a" characters
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