*HEADING
: FOUNDATION TYPE F1  [CPEG6]
*PREPRINT,ECHO=YES,HISTORY=NO,MODEL=NO
*NODE
 1,0.,0.
 3,7.,0.
 7,0.,7.
 9,7.,7.
*NGEN,NSET=ALL
 1,3
 7,9
 1,7,3
 3,9,3
 4,6
*NODE
 101,0.,0.
*ELEMENT,TYPE=CPEG6,ELSET=ELEMS
 1, 1,3,9,2,6,5
 2, 1,9,7,5,8,4
*SOLID SECTION,MATERIAL=A1,ELSET=ELEMS,REFNODE=101
 1., 
*FOUNDATION
 1,F1,300.
*MATERIAL,NAME=A1
*ELASTIC,TYPE=ISOTROPIC
 3.E+6,0.3
*BOUNDARY
 ALL,1
*STEP,PERTURBATION
*STATIC
*ENERGY FILE
*OUTPUT,HISTORY,FREQUENCY=1
*ENERGY OUTPUT,VARIABLE=PRESELECT
*NODE FILE
 RF, 
*OUTPUT,FIELD
*NODE OUTPUT
 RF, 
*BOUNDARY
 ALL,2,,-0.1
*EL PRINT,FREQ=0
*NODE PRINT
 RF, 
*END STEP