<|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:
7.4 7.4 4.4
90 90 119
Tb
0.27 0.00 0.00
Tb
0.86 0.70 0.00
Tb
0.54 0.66 0.00
Mg
0.81 0.00 0.21
Mg
0.10 0.57 0.21
Mg
0.77 0.80 0.21
Ga
0.00 0.24 0.21
Ga
0.68 0.12 0.21
Ga
0.00 0.00 0.00
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
7.4 7.4 4.4
90 90 119
Tb
0.27 0.00 0.00
Tb
0.86 0.70 0.00
Tb
0.54 0.66 0.00
Mg
0.81 0.00 0.21
Mg
0.10 0.57 0.21
Mg
0.77 0.80 0.21
Ga
0.00 0.24 0.21
Ga
0.68 0.12 0.21
Ga
0.00 0.00 0.00
Identify the crystal system.