STATE 1
 regexp (Hello|Ciao)([[:blank:]]*)([mM]ondo|[wW]orld)([[:punct:]]*) (has alternatives)
  0: normal  (exit level: 0, exit_all: 0, next: none)
  1: keyword (Hello|Ciao)
  2: normal ([[:blank:]]*)
  3: type ([mM]ondo|[wW]orld)
  4: symbol ([[:punct:]]*)   (exit level: 0, exit_all: 0, next: 2)
     STATE 2
     regexp (\<(?:comment)\>) (has alternatives)
      0: normal  (exit level: 0, exit_all: 0, next: none)
      1: comment (\<(?:comment)\>) (exit level: 0, exit_all: 0, next: none)
     STATE 3
     regexp (end)( )(of line)
      0: normal  (exit level: 0, exit_all: 0, next: none)
      1: keyword (end)
      2: normal ( )
      3: type (of line)       (exit level: 1, exit_all: 0, next: none)
 STATE 4
 regexp (\<(?:highlight)\>)
  0: normal  (exit level: 0, exit_all: 0, next: none)
  1: comment (\<(?:highlight)\>) (exit level: 0, exit_all: 0, next: none)