parser

    output "All". //One of All, Smalltalk, Ruby, C++, C++98, JavaList, or Java.

    keywords "where" .

    Grammar {'-|'}
        -> Expression 
	-> (Identifier [node] '=' Expression ';')+ => '<-'
	-> Expression 'where' (Identifier [node] '=' Expression ';')+ => 'where'.

    Expression
        -> Expression '+' Term => '+'
        -> Expression '-' Term => '-'
	-> Term .

    Term
        -> Term '*' Primary => '*'
        -> Term '/' Primary => '/'
	-> Primary.

    Primary
	-> Integer [node] 
	-> Identifier [node]
        -> '(' Expression ')' 
        -> Identifier [node] '(' (Expression (',' Expression)*)? ')' => 'send'.