*HEADING
RIGBOUN1: TEST RIGID BODY TIE NSET ACTING AS A BOUNDARY 
CONSTRAINT FOR A DEFORMABLE BODY
*NODE, NSET=QA_TEST_ALLNODES
100, -1., -1., 0.
110,  1., -1., 0.
300, -1.,  1., 0.
310,  1.,  1., 0.
1000, 5.,  5., 5.
*NGEN, NSET=LEFT
100,300,20
*NGEN, NSET=RIGHT
110,310,20
*NGEN,NSET=BOUND
100,110,1
300,310,1
100,300,20
110,310,20
*NFILL,NSET=NALL
LEFT,RIGHT,10,1
*ELEMENT,TYPE=S4R
1, 100, 101, 121, 120
*ELGEN,ELSET=SHEET
1, 10,1,1, 10,20,10
*SHELL SECTION,ELSET=SHEET,MATERIAL=STEEL
.05,
*MATERIAL,NAME=STEEL
*ELASTIC
200.E9,.3
*DENSITY
7833., 
*RIGID BODY, TIE NSET=BOUND, REF NODE=1000, POSITION=CENTER OF MASS
*BOUNDARY
1000, 1, 2, 0.0
1000, 4, 6, 0.0
*AMPLITUDE, NAME=AMP
0.0, 0.0, 2.E-3, -1.0, 4.E-3, 0.0, 6.E-3, 0.0
*RESTART,TIMEMARKS=NO,WRITE,NUM=10
**
*NSET, NSET=QA_TEST_ALLNODES
QA_TEST_ALLNODES, LEFT, RIGHT, BOUND
NALL, 
**
*STEP
*DYNAMIC,EXPLICIT
,48.E-3
*BOUNDARY,TYPE=VELOCITY, AMPLITUDE=AMP
1000,3,3,10.
*FILE OUTPUT,TIMEMARKS=YES,NUMBER INTERVAL=4
*NODE FILE
U, 
***OUTPUT,HISTORY,TIME INTERVAL=1.E-4
***NODE OUTPUT,NSET=NALL
**U3,
***ENERGY OUTPUT
**ALLKE,ALLSE,ALLWK,ALLPD,ALLIE,ALLVD,ETOTAL
*OUTPUT, FIELD, TIMEMARKS=YES, NUMBER INTERVAL=4
*NODE OUTPUT, NSET=QA_TEST_ALLNODES
U, 
*OUTPUT,FIELD,VARIABLE=PRESELECT
*OUTPUT,HISTORY,VARIABLE=PRESELECT,TIMEINT=0.012
*END STEP