Knicks fire coach Tom Thibodeau after Eastern Conference finals trip, AP source says

[ProfessorGAC]

4. Tyrese Haliburton, In That Series,...

....averaged more minutes per game than all but 2 Knicks, and the difference was under 1 minute.
Pascal Siakam averaged the 5th most minutes in the series.
The data, at least for this series, doesn't support your statement. Nobody on the Knicks averaged more than 38 minutes per game. 38 minutes is not unusual deep in the playoffs.
Steph Curry has averaged just under 36 minutes per game in his 6 finals series, as an example.