*HEADING                    
 TIP LOADED CANTILEVER  -  LARGE ROTATION  - 20 C3D8I       
*NODE,NSET=N1
1,0,0,0
2,0,0,.1
3,0,.1478,0
4,0,.1478,.1
*NODE
1001,0.,0.0739,0.05
*NODE,NSET=N2
201,10.,0,0
202,10.,0,.1
203,10.,.1478,0
204,10.,.1478,.1
*NGEN
1,201,10
2,202,10
3,203,10
4,204,10
*ELEMENT, TYPE=C3D8I, ELSET=BEAM
1, 1,2,12,11, 3,4,14,13
*ELGEN,ELSET=BEAM
1  , 20  , 10, 1
*SOLID SECTION , ELSET=BEAM, MATERIAL=MATE1
*MATERIAL,NAME=MATE1
*ELASTIC
1.E8, 
** *ELEMENT,TYPE=DCOUP3D,ELSET=TIPLOAD
** 1001,1001
** *DISTRIBUTING COUPLING, ELSET=TIPLOAD
** N1,1.0
*SURFACE, NAME=NODE_BASED_SURFACE, TYPE=NODE
N1, 1.0
*COUPLING, CONSTRAINT NAME=COUPLING_DEFINITION, REF NODE=1001, SURFACE=NODE_BASED_SURFACE
*DISTRIBUTING
*BOUNDARY
N2,1,3
*RESTART,WRITE,FREQUENCY=2
*STEP , NLGEOM      ,INC=25
LARGE ROTATION ANALYSIS
*STATIC
0.05 ,     1.0  
*CLOAD
1001,2,269.35
*CONTROLS, PARAMETERS=FIELD

,0.0,
*ENERGY PRINT,FREQUENCY=5
*NODE PRINT,FREQUENCY=5
*EL PRINT,FREQUENCY=5
S, 
E, 
*NODE FILE,FREQUENCY=5
U,RF,CF
** *EL FILE, ELSET=TIPLOAD
** NFORC,
*END STEP