IB 647 then W6 1046 at Fiumicino
Madrid → Rome → Katowice
Timetable, Rome time
11:10IB 647 from Madrid at the gate
08:45W6 1046 to Katowice leaves the gate
21 h 35 apart on the timetable, overnight
W6 1046 leaves 21 h 35 after IB 647 arrives on the timetable: more than half a day, so not a connection we count.