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
a1h1
a1g1
a1f1
a1e1
a1d1
a1c1
a1b1
a1a6
a1a5
a1a4
a1a3
a1a2
c2d2
c2d1
c2c1
g2f4
g2h4
g2e1
c3c4
d3d4
e3e1
e3e2
e3e6
e3e5
e3e4
f3f4
h3h4

## Board State Fen
5k2/1r5p/p1r1n1p1/2p2p2/8/2PPRP1P/2K2PN1/R7 w - - 2 38
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
a1h1
a1g1
a1f1
a1e1
a1d1
a1c1
a1b1
a1a6
a1a5
a1a4
a1a3
a1a2
c2d2
c2d1
c2c1
g2f4
g2h4
g2e1
c3c4
d3d4
e3e1
e3e2
e3e6
e3e5
e3e4
f3f4
h3h4

## Board State Fen
5k2/1r5p/p1r1n1p1/2p2p2/8/2PPRP1P/2K2PN1/R7 w - - 2 38
assistant
e3e5