sun_abehikbddjyqdkiz.jpg s/skyscraper Aude Oliva and Antonio Torralba, IJCV 2001, vol 42(3). LabelMe Webtool sky 0 0 24-Feb-2007 10:19:44 0 anonymous 256 240 256 1 2 1 2 211 38 1 189 2 201 8 building 0 0 24-Feb-2007 10:19:44 1 anonymous 2 256 2 213 38 0 189 1 201 7 256 239 256 256