1. Nc6! Wins at least the exchange in all variations.
1…Rxc6. 2. Qxd5!.exd5. 3.Rxe7 wins the exchange and will win the a pawn too.
1…Qd7/c7/e8/f6. 2. Ne7+!. Qxe7. 3. Qxd5 as in first variation.
Interesting is
1….Qf6. 2. Qxd5.exd5. 3. Ne7+. Kh7/8. 4.Nxc8 with 2 R for Queen!
1…
1. Nc6! Wins at least the exchange in all variations.
1…Rxc6. 2. Qxd5!.exd5. 3.Rxe7 wins the exchange and will win the a pawn too.
1…Qd7/c7/e8/f6. 2. Ne7+!. Qxe7. 3. Qxd5 as in first variation.
Interesting is
1….Qf6. 2. Qxd5.exd5. 3. Ne7+. Kh7/8. 4.Nxc8 with 2 R for Queen!
1…
Can’t see a closeout
1. Nc6 wins an exchange.
… Rxc6 [ Q moves 2. Ne7+ Qxe7 3. Qxd5 etc.]
2 Qxd5
CONGRATS K.V.H.
Nc6 is a GM move!
Thanks, Steven.
Harry