p.
...Only the initial position changes, but this makes a huge difference.
In particular, castling would be rather pointless so it's disabled here.
- En-passant captures are impossible because all pawns already reached 7th rank.
+ En-passant captures are impossible because all pawns already reached 7th
+ rank.
h3 About the initial position
| fen:RBN1BRRQ/PPPPPPP/8/4n3/8/8/Nppppppp/brkbqr1n:
figcaption After 1.Nc6 Nf3 2.Nb4 Ne5 (covers d3 but not a2) 3.Nxa2#
+p Note: in the standard initial position, kings and knights are not neighbors.
+
h3 Source
p
| See for example the
- a(href="https://www.chessvariants.com/diffsetup.dir/upside.html") Upside down chess
+ a(href="https://www.chessvariants.com/diffsetup.dir/upside.html")
+ | Upside down chess
| page on chessvariants.com.