Hello last two and not a clue
59a
In a triathlon, the change-over from swim to bike then bike to run 10 ltrs
T?A?S?T?O? is it transition?
55a Shoe with a laced or Velcroed upper
extending above the ankle 4-3 ltrs H?G?T?P could it be hug stop (never heard of ever heard of such a word, but it seems to fit in ok