$ENTRY Go {
    = <Prout <Repeat 3 Example> Eggs And <Example>>;
}

Repeat {
    0   s.F e.X = e.X;
    s.N s.F e.X = <Repeat <- s.N 1> s.F <Mu s.F e.X>>;
};

Example {
    e.X = e.X Spam;
};