W6 1045 then W4 6045 at Fiumicino
Katowice → Rome → Valencia
Timetable, Rome time
23:50W6 1045 from Katowice at the gate
19:15W4 6045 to Valencia leaves the gate
19 h 25 apart on the timetable, overnight
W4 6045 leaves 19 h 25 after W6 1045 arrives on the timetable: more than half a day, so not a connection we count.