Stage 1

Problem Circle of Light
Rep Vafa
Opp Hawkings
Rev Paul Dirac
Obs The Creator

Stage 2

Problem Two Balloons
Rep Hawkings
Opp Paul Dirac
Rev The Creator
Obs Vafa

Stage 3

Problem Liquid Film Motor
Rep Paul Dirac
Opp The Creator
Rev Vafa
Obs Hawkings

Stage 4

Problem Hovercraft
Rep The Creator
Opp Vafa
Rev Hawkings
Obs Paul Dirac