data_YBi
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.2
_cell_length_b   4.27
_cell_length_c   4.74
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   YBi
_chemical_formula_sum   'Y2 Bi2'
_cell_volume   145.72
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Y  Y2  1  0.4  0.0  0.02  1.0
  Y  Y3  1  0.8  0.0  0.72  1.0
  Bi  Bi0  1  0.4  0.14  0.37  1.0
  Bi  Bi1  1  0.8  0.14  0.37  1.0

data_YBi
_symmetry_space_group_name_H-M   P2
_cell_length_a   4.74
_cell_length_b   4.27
_cell_length_c   7.2
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   3
_chemical_formula_structural   YBi
_chemical_formula_sum   'Y2 Bi2'
_cell_volume   145.72
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-x, y, -z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Y  Y0  2  0.35  0.0  0.7  1.0
  Bi  Bi1  2  0.0  0.86  0.7  1.0

Y Y Bi Bi