parser for english language
//parser for English/Incredible language
Program
= s:Statement* {return {node:"program", args:s};}
Statement
= _ p:Print _ "." {return p};
Print
= "print" _ l:Literal {return {node:"print", args:[l]};}
/ "print" _ l:Literal "," _ n:Statement {return {node:"print", args:[l, n]};}
Literal
= w:[a-zA-Z]+ {return w.join("");}
_ "whitespace"
= [ \t\n\r]*