*NODE,NSET=NFixed
*NODE,NSET=Nother
** To be modified
** This is the singular element
** Loaded nodes
*NSET,NSET=Nall
NFixed,Nother
*ELEMENT,TYPE=CPS8,ELSET=EALL
*MATERIAL,NAME=MAT
*ELASTIC,TYPE=ISO
1,0.3
*SOLID SECTION,ELSET=EAll, MATERIAL=MAT
*BOUNDARY
NFixed,1,3
** Displacement controlled
21,2,2,0.01
5,2,2,-0.01
*STEP
*STATIC,DIRECT
*NODE FILE,NSET=Nall
U, RF
*EL FILE,ELSET=EALL
S,E,ENER
*END STEP