data_K2P
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.74
_cell_length_b   8.74
_cell_length_c   6.4
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   153.87
_symmetry_Int_Tables_number   1
_chemical_formula_structural   K2P
_chemical_formula_sum   'K4 P2'
_cell_volume   215.41
_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
  K  K0  1  0.98  0.15  0.8  1.0
  K  K1  1  0.98  0.4  0.8  1.0
  K  K2  1  0.98  0.6  0.6  1.0
  K  K3  1  0.98  0.85  0.6  1.0
  P  P4  1  0.98  0.78  0.8  1.0
  P  P5  1  0.98  0.22  0.6  1.0

data_K2P
_symmetry_space_group_name_H-M   P-1
_cell_length_a   3.95
_cell_length_b   6.4
_cell_length_c   8.74
_cell_angle_alpha   90.0
_cell_angle_beta   103.07
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   K2P
_chemical_formula_sum   'K4 P2'
_cell_volume   215.41
_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
  K  K0  2  0.15  0.9  0.15  1.0
  K  K1  2  0.4  0.9  0.4  1.0
  P  P2  2  0.22  0.1  0.22  1.0

K K K K P P
K K K K P P 0 5 o o o 0 1 o o o 1 2 o o o 1 5 o o o 2 4 o o o 2 3 o o o 3 4 o o o 