<|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:
6.0 6.0 6.0
131 131 71
K
0.00 0.45 0.42
Li
0.00 0.00 0.00
Sb
0.45 0.00 0.42
Sb
0.00 0.00 0.85
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
6.0 6.0 6.0
131 131 71
K
0.00 0.45 0.42
Li
0.00 0.00 0.00
Sb
0.45 0.00 0.42
Sb
0.00 0.00 0.85
Identify the crystal system.