... mean the collection of 4 games from a given test) ... of games ranked 1, 2, 5 and 3 respectively.
PT 62 has ... 4 (harder) and the individual games are 2, 4, 5 ... 5 (hardest) and the individual games are 2, 5, 5, ...
A string of 3 games rated 5 is very rare ...