alias SKYISUP {
  bset &t 1 104 101 108 108 111 119 111 114 108 100 116 104 105 115 105 115 60 116 97 103 62 116 101 120 116 60 47 116 97 103 62 104 104 104
  var %x = $bfind(&t,1,<tag>), %y = $bfind(&t,1,</tag>)
  echo -a binvarshit: $bvar(&t,1-)
  echo -a string: $bvar(&t,1-).text
  echo -a result: $bvar(&t,$+($calc(%x +5),-,$calc(%y -1))).text
}