#s(tz
   (#s(span #s(*date 1978 10 1 0 0 0 -41400) -39600 0 1978 "NUT")
    #s(span #s(*date 1951 1 1 0 0 0 -40800) -41400 0 1951 "NUT")
    #s(span #s(*date 1901 1 1 0 0 0 -40780) -40800 0 1901 "LMT")
    #s(span -inf.0 -40780 0 -inf.0 "LMT"))
   #s(*zone-span -39600 () "NUT")
   (#s(span #s(*date 1901 1 1 0 0 0 -40780) -40800 0 1901 "LMT")
    #s(span -inf.0 -40780 0 -inf.0 "LMT")))