<|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:
3.1 6.6 6.2
90 90 90
K
0.67 0.31 0.54
K
0.30 0.31 0.65
Ca
0.00 0.00 0.00
W
0.49 0.00 0.10
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
3.1 6.6 6.2
90 90 90
K
0.67 0.31 0.54
K
0.30 0.31 0.65
Ca
0.00 0.00 0.00
W
0.49 0.00 0.10
Identify the crystal system.