[1480716017691,
  [19600, [1,1], "Handout view 2: Abstract 1"],
  [135904, [1,2], "Handout view 3: Abstract 2"],
  [292353, [1,3], "Handout view 4: NCGE Handout"],
  [513161, [1,4], "Handout view 5: The Problem"],
  [518688, [1,5], "Handout view 6: A Demo Program"],
  [525153, [1,6], "Handout view 7: The Rubik's Cube"],
  [538600, [1,7], "Handout view 8: The Answer"],
  [557505, [1,8], "Handout view 9: Homework Problem 1"],
  [600777, [1,9], "Handout view 10: I could be a mathematician"],
  [615752, [1,10], "Handout view 11: or an art historian ..."],
  [623784, [1,11], "Handout view 12: Left Eye"],
  [630273, [1,12], "Handout view 13: Right Eye"],
  [643200, [1,13], "Handout view 14: Gore's nose"],
  [648890, [1,14], "Handout view 15: or an environmentalist ..."],
  [664130, [1,15], "Handout view 16: CO2 Emissions"],
  [668080, [1,16], "Handout view 17: Smokestacks here"],
  [673248, [1,15], "Handout view 16: CO2 Emissions"],
  [676217, [1,16], "Handout view 17: Smokestacks here"],
  [680344, [1,15], "Handout view 16: CO2 Emissions"],
  [683280, [1,16], "Handout view 17: Smokestacks here"],
  [691370, [1,17], "Handout view 18: Distress penguins here"],
  [782169, [1,18], "Handout view 19: Goal"],
  [900137, [1,19], "Handout view 20: Speed limits above the Mona plane"],
  [1023626, [1,20], "Handout view 21: Fermat's Principle"],
  [1199059, [1,21], "Handout view 22: The Brachistochrone"],
  [1304873, [1,22], "Handout view 23: Airline Route Maps"],
  [1341479, [1,23], "Handout view 24: The Least Action Principle"],
  [1515074, [1,22], "Handout view 23: Airline Route Maps"],
  [1519761, [1,23], "Handout view 24: The Least Action Principle"],
  [1533385, [1,24], "Handout view 25: The Sphere and the Pseudosphere"],
  [1821323, [1,25], "Handout view 26: The Happy Segway Principle"],
  [2151954, [1,26], "Handout view 27: Segways above the Mona plane."],
  [2161178, [1,25], "Handout view 26: The Happy Segway Principle"],
  [2230025, [1,26], "Handout view 27: Segways above the Mona plane."],
  [2472210, [1,27], "Handout view 28: The Lobachevsky Plane"],
  [2474786, [1,28], "Handout view 29: Lobachevsky"],
  [2482418, [1,29], "Handout view 30: The Lobachevsky Plane, 2"],
  [2610378, [1,30], "Handout view 31: Life in the Lobachevsky Plane"],
  [3221667, [1,31], "Handout view 32: Life in the Poincare Disk"],
  [3226809, [1,32], "Handout view 33: The Lobachevsky Plane, 3"],
  [3284890, [1,33], "Handout view 34: Finding the Centre"],
  [3352809, [1,34], "Handout view 35: Parametrization"],
  [3378034, [1,35], "Handout view 36: The Actual Code"],
  [3399266, [1,36], "Handout view 37: Ops used"],
  [3410322, [1,37], "Handout view 38: We had a goal..."],
  [3414338, [1,38], "Handout view 39: we attained it..."],
  [3419401, [1,39], "Handout view 40: we used all keys ..."],
  [3422417, [1,40], "Handout view 41: The Hardest Math I've Ever Really Used"],
  [3429954, [1,0], "Handout view 1: All"],
  [3666615, [1,12], "Handout view 13: Right Eye"],
  [3694750, [1,13], "Handout view 14: Gore's nose"],
  [3717676, [1,10], "Handout view 11: or an art historian ..."],
  [3727457, [1,10], "Handout view 11: or an art historian ..."],
  [3741381, [1,13], "Handout view 14: Gore's nose"],
  [3778371, [1,7], "Handout view 8: The Answer"]
]