S5 111 then S5 161 at Mumbai
Belgaum → Mumbai → Kolhapur
Timetable, Mumbai time
19:55S5 111 from Belgaum at the gate
17:30S5 161 to Kolhapur leaves the gate
21 h 35 apart on the timetable, overnight
S5 161 leaves 21 h 35 after S5 111 arrives on the timetable: more than half a day, so not a connection we count.