#s(tz
   (#s(span #s(*date 1991 1 1 0 0 0 -10800) -14400 0 1991 "GYT")
    #s(span #s(*date 1975 7 31 0 0 0 -13500) -10800 0 1975 "GYT")
    #s(span #s(*date 1966 5 26 0 0 0 -13500) -13500 0 1966 "GBGT")
    #s(span #s(*date 1915 3 1 0 0 0 -13960) -13500 0 1915 "LMT")
    #s(span -inf.0 -13960 0 -inf.0 "LMT"))
   #s(*zone-span -14400 () "GYT")
   (#s(span #s(*date 1915 3 1 0 0 0 -13960) -13500 0 1915 "LMT")
    #s(span -inf.0 -13960 0 -inf.0 "LMT")))