<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<array>
<dict><key>difficulty</key><integer>0</integer><key>box_icon</key><string>1,2,7</string></dict>
<dict><key>difficulty</key><integer>1</integer><key>box_icon</key><string>2,3,7</string></dict>
<dict><key>difficulty</key><integer>2</integer><key>box_icon</key><string>3,4,7</string></dict>
<dict><key>difficulty</key><integer>3</integer><key>box_icon</key><string>4,5,7</string></dict>
</array>
</plist>