Chess Puzzle - Series 3042

White to move. How should white proceed ?

GM A. Kogan VS A. Matnadze

Source : chessdailynews.com

GM_Knockout said ;

1. R1c8+!! Bfxc8
2. Qd8#

OR

1. R1c8+!! Qxc8
2. Qxb4 Rhg8
3. g4! Rab8
4. Qa3 hxg4
5. hxg4

- Black resigned 1-0