---
positive:
  - y
  - Y
  - yes
  - Yes
  - YES
  - true
  - True
  - TRUE
  - on
  - On
  - ON
negative:
  - n
  - N
  - no
  - No
  - NO
  - false
  - False
  - FALSE
  - off
  - Off
  - OFF
non boolean:
  - yES
  - nO
  - tRUE
  - faLSE
  - oN
  - oFF

