## How many moves?

If Black just made a move in this game, what is the minimum amount of moves that have been played?

**SOLUTION**

8 moves example:

1. f3 Nf6

2. Kf2 Ng8

3. Ke3 Nf6

4. Kd3 Ng8

5. Ke4 Nf6

6. Ke3 NNg8

7. Kf2 Nf6

8. Ke1 Ng8

In order to see that 8 is the minimum number of moves, notice that Black could only move rooks and knights, and therefore he has made an even number of moves. This implies that White has made