*preprint, model=yes, history=yes
*restart, write
**
*node, nset=ncube1
  1001, -1.,-1., 7.
  1002,  1.,-1., 7.
  1003,  1., 1., 7.
  1004, -1., 1., 7.
  1005, -1.,-1., 9.
  1006,  1.,-1., 9.
  1007,  1., 1., 9.
  1008, -1., 1., 9.
*element, type=c3d8r, elset=cube_A1
 1001, 1001,1002,1003,1004,1005,1006,1007,1008
**
*node, nset=ncube2
 1011, -1.,-1., 6.
 1012,  1.,-1., 6.
 1013,  1., 1., 6.
 1014, -1., 1., 6.
 1015, -1.,-1., 7.
 1016,  1.,-1., 7.
 1017,  1., 1., 7.
 1018, -1., 1., 7.
*element, type=c3d8r, elset=cube_A2
 1011, 1011,1012,1013,1014,1015,1016,1017,1018
**
*node, nset=ncube3
 1021, -1.,-1., 4.
 1022,  1.,-1., 4.
 1023,  1., 1., 4.
 1024, -1., 1., 4.
 1025, -1.,-1., 6.
 1026,  1.,-1., 6.
 1027,  1., 1., 6.
 1028, -1., 1., 6.
*element, type=c3d8r, elset=cube_A3
 1021, 1021,1022,1023,1024,1025,1026,1027,1028
**
*node, nset=ncube4
 1031, -1.,-1., 3.
 1032,  1.,-1., 3.
 1033,  1., 1., 3.
 1034, -1., 1., 3.
 1035, -1.,-1., 4.
 1036,  1.,-1., 4.
 1037,  1., 1., 4.
 1038, -1., 1., 4.
*element, type=c3d8r, elset=cube_A4
 1031, 1031,1032,1033,1034,1035,1036,1037,1038
**
*solid section, material=mat, elset=cube_A1
 1.
*solid section, material=mat, elset=cube_A2
 1.
*solid section, material=mat, elset=cube_A3
 1.
*solid section, material=mat, elset=cube_A4
 1.
**
*material, name=mat
*density
 0.1
*elastic
 1.e3, 0.3
**
*node, nset=nref_2
 1077,  0., 0., 10.
*node, nset=nref_3
 1088,  0., 0., 11.
*node, nset=nref_4
 1099,  0., 0., 12.
**
*rigid body, ref node=nref_2, elset=cube_A2
*rigid body, ref node=nref_3, elset=cube_A3
*rigid body, ref node=nref_4, elset=cube_A4
**
*Amplitude, Name=ramp1
 0., 0., 1., 1.
**
** Step 1
**
*step, nlgeom
*static
 1., 1.
**
*boundary, amp=ramp1
 nref_2, 1, 5, 0.
 nref_2, 6, 6, 0.25
 nref_3, 1, 5, 0.
 nref_3, 6, 6, 0.50
 nref_4, 1, 5, 0.
 nref_4, 6, 6, 0.75
**
*output, field, numberinterval=2
*nodeoutput
U, 
*elementoutput
S, 
*end step