# Matches ANSI Blink Start or End
\e                               # An Escape
\[                               # Followed by a bracket
(?>
  (?>
  (?<BlinkStart>(?<BlinkSlow>5m) # 5m starts a slow blink
    |
    (?<BlinkFast>6m)             # 6m starts a slow blink
))  |
  (?<BlinkEnd>25m)               # 25m stops blinks
)