Template:Class mask/b

{{#switch:¬

|yes
|y
|1
|pass     = y 
|no
|n
|0
|fail     = n 
|na
|n/a      = x 
|unused
|¬        = ¬ 
|<yes/no>
|yes/no
|?
|         =   
|#default = ! 

}}