Given the available moves based on the current board state in FEN notation, think carefully about which move would be best, then make that move. Be sure to note your color indicated in the FEN notation before deciding.
## Available Moves
d1a1
d1b1
d1c1
d1h1
d1g1
d1f1
d1e1
d1d3
d1d2
a2a4
a2a3
b2b4
b2b3
c2d2
c2c1
c2b3
c2b1
f2f3
g2g4
g2g3
c3c4
d4c6
d4e2
d4e6
d4b3
d4b5
d4f3
e4d3
e4c6
e4d5
e4f3
h4h5

## Board State Fen
4rk2/1p3p1p/p1p2p2/2b2P2/3NBn1P/2P5/PPK2PP1/3R4 w - - 1 26
system
You are a chess playing AI.
user
Given the available moves based on the current board state in FEN notation, think carefully about which move would be best, then make that move. Be sure to note your color indicated in the FEN notation before deciding.
## Available Moves
d1a1
d1b1
d1c1
d1h1
d1g1
d1f1
d1e1
d1d3
d1d2
a2a4
a2a3
b2b4
b2b3
c2d2
c2c1
c2b3
c2b1
f2f3
g2g4
g2g3
c3c4
d4c6
d4e2
d4e6
d4b3
d4b5
d4f3
e4d3
e4c6
e4d5
e4f3
h4h5

## Board State Fen
4rk2/1p3p1p/p1p2p2/2b2P2/3NBn1P/2P5/PPK2PP1/3R4 w - - 1 26
assistant
e4f3