<|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:
7.0 7.0 7.0
59 59 59
Ca
0.00 0.00 0.00
Ca
0.48 0.48 0.48
Eu
0.73 0.73 0.21
Eu
0.73 0.21 0.73
Eu
0.21 0.73 0.73
Eu
0.21 0.21 0.21
O
0.80 0.80 0.80
O
0.80 0.13 0.13
O
0.13 0.80 0.13
O
0.29 0.29 0.61
O
0.13 0.13 0.80
O
0.29 0.61 0.29
O
0.61 0.61 0.61
O
0.61 0.29 0.29
Identify the crystal system.<|im_end|>
<|im_start|>assistant
Given the following crystal representation:
7.0 7.0 7.0
59 59 59
Ca
0.00 0.00 0.00
Ca
0.48 0.48 0.48
Eu
0.73 0.73 0.21
Eu
0.73 0.21 0.73
Eu
0.21 0.73 0.73
Eu
0.21 0.21 0.21
O
0.80 0.80 0.80
O
0.80 0.13 0.13
O
0.13 0.80 0.13
O
0.29 0.29 0.61
O
0.13 0.13 0.80
O
0.29 0.61 0.29
O
0.61 0.61 0.61
O
0.61 0.29 0.29
Identify the crystal system.