*HEADING
 SKEW-SENSITIVITY ANALYSIS, 15 DEG PARALLELOGRAM, CPS3, 
*RESTART,WRITE
*NODE
1,0.,0.
2,0.361603,0.
3,.723205,0.
15,5.223205,0.
16,5.611603,0.
17,6.,0.
401,0.,.1
417,6.,.1
801,0.,.2
802,0.388398,.2
803,.776795,.2
815,5.276795,.2
816,5.638398,.2
817,6.,.2
*NGEN
3,15
401,417
803,815
*NSET,NSET=FIX
1,401,801
*ELEMENT,TYPE=CPS3
       1,     803,     801,       1
       2,       1,       3,     803
*ELGEN,ELSET=EALL
1,8,2,2
2,8,2,2
*MATERIAL,NAME=A1
*ELASTIC
1.E8,0.
*SOLID SECTION,MATERIAL=A1,ELSET=EALL
.01, 
*STEP,PERTURBATION
*STATIC
*BOUNDARY
FIX,1,2
*CLOAD
17,2, -.5
817,2,-.5
*EL PRINT
COORD, 
S, 
E, 
*NODE FILE
U, 
*OUTPUT,FIELD
*NODE OUTPUT
U,
*END STEP