*HEADING
: TEST COMBINATION OF RIGID BODY TIE AND PIN NSETS 
ACTING AS A BOUNDARY CONSTRAINT FOR A DEFORMABLE BODY
(VERIFICATION OF DEFORMABLE TO RIGID ELEMENTS)
*NODE
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=TBOUND
100,110,1
300,310,1
*NGEN,NSET=PBOUND
120,280,20
130,290,20
*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,PIN NSET=PBOUND,TIE NSET=TBOUND,REF NODE=1000,
POSITION=CENTER OF MASS
*NSET, NSET=N205
205
*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, WRITE, FREQ=20
*STEP, NLGEOM, INC=1000
*DYNAMIC
0.001,48.E-3
*BOUNDARY,TYPE=VELOCITY, AMPLITUDE=AMP
1000,3,3,10.
*NODE FILE, FREQ=50
U, 
*OUTPUT,FREQ=5,HISTORY
*NODE OUTPUT,NSET=N205
U3
*END STEP