*Heading
 B31 Elements, Static Analysis
*Node
      1,           0.,           0.
      2,           1.,           0.
      3,          10.,           1.
      4,           2.,    0.1111111
      5,           3.,    0.2222222
      6,           4.,    0.3333333
      7,           5.,    0.4444444
      8,           6.,    0.5555556
      9,           7.,    0.6666667
     10,           8.,    0.7777778
     11,           9.,    0.8888889
*Element,type=z1,elset=one,file=lib_rbm_beam3d
10001,1,2,3
*substructure property, elset=one
*element,type=spring1,elset=spr1
11001,3
*spring,elset=spr1
1,
1000,
*element,type=spring1,elset=spr2
11002,3
*spring,elset=spr2
2,
1000,
*element,type=spring1,elset=spr3
11003,3
*spring,elset=spr3
3,
1000,
*element,type=spring1,elset=spr4
11004,1
*spring,elset=spr4
4,
100,
*element,type=spring1,elset=spr5
11005,1
*spring,elset=spr5
5,
100,
*element,type=spring1,elset=spr6
11006,1
*spring,elset=spr6
6,
100,
*Nset, nset=Set4
 1,
*Nset, nset=Set5
 3,
** 
** MATERIALS
** 
*Material, name=Elas
*Density
10.,
*Elastic
 1e+08,0.
** ----------------------------------------------------------------
** 
** STEP: Stp1
** 
*Step, name=Stp1, nlgeom, inc=1000
Rigid Body Rotation
*Static
0.1, 1., 0.1, 0.1
*controls, param=time inc
,,,10
**controls,param=field
**1e-8
** 
** BOUNDARY CONDITIONS
** 
** Name: BC1 Type: Symmetry/Antisymmetry/Encastre
*Boundary
Set4, 1,3
** 
** LOADS
** 
** Name: Lod1   Type: Concentrated force
*Cload
Set5, 1, 1450.
Set5, 2, 1500.
Set5,6,500
Set5,3,2000
** 
** OUTPUT REQUESTS
** 
*output,field,Var=Preselect
*substructure path,enter=10001
*output,field
*node output
u
*element output
s,
*substructure path,leave
*End Step