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
a1e1
a1d1
a1c1
a1b1
a1a2
f1a6
f1b5
f1c4
f1d3
f1e2
g1h2
g1h1
b2b4
b2b3
f2f4
f2f3
g2g4
g2g3
a3a4
h3h4
c7b7
c7c1
c7c2
c7c3
c7c4
c7c5
c7c6
c7f7
c7e7
c7d7
c7c8

## Board State Fen
1r4k1/1pR2ppp/p3b3/8/3r4/P6P/1P3PP1/R4BK1 w - - 3 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
a1e1
a1d1
a1c1
a1b1
a1a2
f1a6
f1b5
f1c4
f1d3
f1e2
g1h2
g1h1
b2b4
b2b3
f2f4
f2f3
g2g4
g2g3
a3a4
h3h4
c7b7
c7c1
c7c2
c7c3
c7c4
c7c5
c7c6
c7f7
c7e7
c7d7
c7c8

## Board State Fen
1r4k1/1pR2ppp/p3b3/8/3r4/P6P/1P3PP1/R4BK1 w - - 3 26
assistant
b2b4