AA 4102 then BR 641 at O'Hare
Denver → Chicago → Taipei
Timetable, Chicago time
12:55AA 4102 from Denver at the gate
12:40BR 641 to Taipei leaves the gate
23 h 45 apart on the timetable, overnight
BR 641 leaves 23 h 45 after AA 4102 arrives on the timetable: more than half a day, so not a connection we count.