*Heading
STANDARD-TO-EXPLICIT IMPORT
*PREPRINT, MODEL=YES
*IMPORT, STATE=YES, UPDATE=NO
SOLID, FLUID, INF
*PARAMETER
f=15
omega=2*3.14159*f
*AMPLITUDE,NAME=SINE,DEF=PERIODIC
1,<omega>,-0.005,0.0
0,1,0,0
*SURFACE,NAME=SOLID
2,S2
*SURFACE,NAME=FLUID
3, S4
*TIE,NAME=COUPLE
SOLID,FLUID
*NSET, NSET=BACK_S
1,7
*BOUNDARY
BACK_S,1,2
*STEP
*DYNAMIC, EXPLICIT
,0.005
*BOUNDARY,AMP=SINE
 5,8,,1e6
11,8,,1e6
*OUTPUT,FIELD, VARIABLE=PRESELECT
*OUTPUT, HISTORY, VARIABLE=PRESELECT
** Output Request for QA Purposes **
*NSET, NSET=QA_TEST
NODE2
*OUTPUT,FIELD,NUMBER INTERVAL=1
*NODE OUTPUT,NSET=QA_TEST
POR
*OUTPUT,HISTORY,TIME INTERVAL=0.5
*ENERGY OUTPUT,VARIABLE=PRESELECT
*******
*END STEP