<|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:
5.0 8.2 8.2
19 90 90
Ta
0.00 0.00 0.71
Ta
0.51 0.00 0.21
Ta
0.00 0.00 0.08
Ta
0.51 0.00 0.63
Ta
0.00 0.00 0.43
Hg
0.51 0.00 0.01
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
5.0 8.2 8.2
19 90 90
Ta
0.00 0.00 0.71
Ta
0.51 0.00 0.21
Ta
0.00 0.00 0.08
Ta
0.51 0.00 0.63
Ta
0.00 0.00 0.43
Hg
0.51 0.00 0.01
Identify the crystal system.