string,"pHbrw".
quote.
rsquare.
identifier,"BYb0".
keyword,"and".
keyword,"or".
keyword,"if".
keyword,"=>".
keyword,"=>".
keyword,"if".
bquote.
keyword,"lambda".
identifier,"m".
comma.
numeric,1.
keyword,"or".
keyword,"=>".
keyword,"and".
quote.
eof.
