<?xml version="1.0"?> <challenge version="1" id="energymathclass" name="Collect Nitro in Math Class" description="Finish with at least 10 points of nitro on three laps of Oliver's Math Class in under 55 seconds." unlock-track="crescentcrossing" depend-on="penguinplaygroundgp" major="single" minor="quickrace" track="olivermath" difficulty="hard" laps="3" karts="1" energy="10" time="55" />