W4 6136 then W4 6237 at Fiumicino
Prague → Rome → Oradea
Timetable, Rome time
11:20W4 6136 from Prague at the gate
06:55W4 6237 to Oradea leaves the gate
19 h 35 apart on the timetable, overnight
W4 6237 leaves 19 h 35 after W4 6136 arrives on the timetable: more than half a day, so not a connection we count.