*HEADING
 - Adding/removing elements and verification for initial conditions
 - Test for C3D8 element
*IMPORT, STEP=1, UPDATE=YES, STATE=NO
 E4,
*NODE, NSET=N4
 203,0,0,0
 204,2,0,0
 205,2,2,0
 206,0,2,0
 207,0,0,2
 208,2,0,2
 209,2,2,2
 210,0,2,2
*ELEMENT, TYPE=C3D8, ELSET=E4
 201,203,204,205,206,207,208,209,210
*NODE, NSET=N5
 211,0,5,0
 212,2,5,0
 213,2,7,0
 214,0,7,0
 215,0,5,2
 216,2,5,2
 217,2,7,2
 218,0,7,2
*ELEMENT, TYPE=C3D8, ELSET=E5
 211,211,212,213,214,215,216,217,218
*NSET, NSET=NALL
 N4, N5
*ELSET,ELSET=EALL
 E4, E5
*SOLID SECTION, ELSET=EALL, MATERIAL=MAT4
*MATERIAL, NAME=MAT4
*HYPERFOAM
5.E5,2.5,0.1
*DENSITY
10., 
*STEP,NLGEOM
*STATIC
*BOUNDARY
NALL,1,3
*EL PRINT, FREQ=0
*NODE PRINT, FREQ=0
*EL FILE
 S,LE
*NODE FILE
 U,
 COORD,
*END STEP