*PREPRINT,MODEL=YES
*NODE,NSET=BLOCK
1,0.,-1.
2,2.,-1.
3,2.,0.
4,0.,0.
*NODE,NSET=SLIDE
5,0.2,0.
8,0.2,1.
6,1.2,0.
7,1.2,1.
*NODE,NSET=RBREF
10,1.,0.
*NSET,NSET=BASE
1,2
*ELEMENT,TYPE=CPE4R,ELSET=ALL
1, 1,2,3,4
2, 5,6,7,8
*SOLID SECTION,ELSET=ALL,MATERIAL=MAT
*ELEMENT,TYPE=R2D2,ELSET=RIGID
3, 3,4
*BOUNDARY
BASE,PINNED
*MATERIAL,NAME=MAT
*DENSITY
1000., 
*ELASTIC
1.E9,0.
*INITIAL CONDITIONS,TYPE=VELOCITY
SLIDE,1,.1
*RESTART,TIMEMARKS=NO,WRITE,NUMBER INTERVAL=2
*SURFACE,TYPE=ELEMENT,NAME=SURF1
3,SNEG
*SURFACE,TYPE=ELEMENT,NAME=SURF2
2,S1
*RIGID BODY,ELSET=RIGID,REF NODE=10
**
*NSET, NSET=QA_TEST_ALLNODES
BLOCK, SLIDE, RBREF, BASE
**
*STEP
*DYNAMIC,EXPLICIT
,.15
*DLOAD
2,P3,1.E4
*FIELD, VARIABLE=1, USER, BLOCKING=2
BLOCK, 100.0
*FIELD, VARIABLE=2, USER
SLIDE, 200.0
*SURFACE INTERACTION,NAME=FRICT
*FRICTION
 .1,
*CONTACT PAIR,WEIGHT=1.,INTERACTION=FRICT
SURF1,SURF2
*FILE OUTPUT,NUMBER INTERVAL=2,TIMEMARKS=YES
*NODE FILE
U,
*OUTPUT, FIELD, NUMBER INTERVAL=2, TIMEMARKS=YES
*NODE OUTPUT, NSET=QA_TEST_ALLNODES
U,
*OUTPUT,FIELD,VARIABLE=PRESELECT
*OUTPUT,HISTORY,VARIABLE=PRESELECT,TIMEINT=0.075
*END STEP