<|im_start|>system
Please reason step by step, and put your final answer within \boxed{}.<|im_end|>
<|im_start|>user
Given the following crystal representation:
5.5 5.5 5.5
131 131 70
K
0.00 0.00 0.00
Ag
0.24 0.00 0.25
Ag
0.00 0.00 0.50
Au
0.00 0.24 0.25
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
5.5 5.5 5.5
131 131 70
K
0.00 0.00 0.00
Ag
0.24 0.00 0.25
Ag
0.00 0.00 0.50
Au
0.00 0.24 0.25
Identify the crystal system.