Puts Cat( Lit(Atom(This)) Lit(Atom(That)) Lit(Atom(The-Other)) ) Puts Chc( Lit(Atom(This)) Lit(Atom(That)) Lit(Atom(The-Other)) ) Puts Chc( 5: Lit(Atom(This)) Lit(Atom(That)) ) Puts Ap( Ap( Var(foo) Var(bar) ) Var(baz) ) Puts Tup( ) Puts Tup( Num(1) ) Puts Tup( Num(1) Num(2) ) Puts Tup( Num(1) Num(2) Num(3) ) Puts Range( Num(0) Num(20) ) Puts Range( Var(x) Var(y) ) Puts Ap( Var(f) Var(x) ) Puts Fun( x, => Var(x) ) Puts Fun( True, => Str("yes") False, => Str("no") )