This song by Rossa is in Bb. Towards the ending it is raised to C.
The chords in brackets are transitional.
These are the “cheat” chords I played…
Part 1a: Bb(add2) - (F/G) - Gm7 - Cm7 - Eb/F
Part 1b: Dm7 - Gm7 - Cm7 - Eb/F
Part 2a: Bb(add2) - (F/G) - Gm7 - Cm7 - Eb/F - [...]
