sing: func [input /local n stmt num chop phrase sing-verse] [
    parse input [set num integer! copy stmt to end]
    n: num
    chop: func [word] [head remove back tail form word]
    phrase: func [val] [
        reform switch/default val [
            0 [["No more" stmt]]
            1 [[val head change copy stmt chop stmt/1]]
        ] [[val stmt]]
    ]
    sing-verse: func