*HEADING
 CANTILEVER BEAM SUBJECT TO SEISMIC LOAD           
 TEST 9-DIGIT LABELS
*PREPRINT,ECHO=YES,HIST=YES,MODEL=YES
*NODE
900000001, 
900000021,20.
900000022,20.
*NGEN
900000001,900000021
*NSET,NSET=ALL,GENERATE
900000001,900000021,1
*NSET,NSET=NPRINT
900000010,900000021
*NSET,NSET=GROUND
900000001,900000022
*ELEMENT,TYPE=B21
900000001,900000001,900000002
*ELGEN,ELSET=BEAM
900000001,20,1
*ELEMENT,TYPE=ITSUNI,ELSET=ITS
900000021,900000021,900000022
*BEAM GENERAL SECTION,ELSET=BEAM,DENSITY=.004
 1.,2.,0.,2.,4.
 0.,0.,-1.
 30.E6,11.54E6
*ITS,ELSET=ITS
 0.,0.,1.,0.,0.,0.,1.,0.
*SPRING,NONLINEAR

 -2.,-1.5E-5
 0.,-.5E-5
 0.,0.
 0.,.5E-5
 2.,1.5E-5
*BOUNDARY
900000001,1
900000001,2
900000001,6
900000022,2
 ALL,1
*AMPLITUDE,TIME=TOTAL TIME,VALUE=RELATIVE,NAME=DYN
 0.,0.,0.001,0.0,0.011,10.,0.016,-10.
*STEP
*FREQUENCY, eigensolver=lanczos, SIM=NO
 6, , ,
*EL PRINT
*MODAL FILE
*END STEP
*STEP
*DYNAMIC
 1.E-6,1.E-6
*DLOAD,AMPLITUDE=DYN
 BEAM,PY,-0.004
*EL PRINT,FREQUENCY=0
*NODE PRINT,FREQUENCY=0
*OUTPUT,FIELD, FREQUENCY=100
*NODE OUTPUT,NSET=NPRINT
 U, 
*OUTPUT,HISTORY,FREQUENCY=1
*NODE OUTPUT,NSET=NPRINT
 U, 
*OUTPUT,FIELD, FREQUENCY=100
*NODE OUTPUT,NSET=GROUND
 RF, 
*OUTPUT,HISTORY,FREQUENCY=1
*NODE OUTPUT,NSET=GROUND
 RF, 
*END STEP
*STEP
*DYNAMIC
 .001,.001
*DLOAD,AMPLITUDE=DYN
 BEAM,PY,-0.004
*END STEP
*STEP,INC=1000
*DYNAMIC,SUBSPACE
 3.125E-5,.019
*SELECT EIGENMODES,GENERATE
 1,6
*DLOAD,AMPLITUDE=DYN
 BEAM,PY,-0.004
*PRINT,RESIDUAL=NO,FREQUENCY=10
*EL PRINT,ELSET=BEAM,FREQUENCY=1000
*NODE PRINT,NSET=ALL,FREQUENCY=100
 U, 
*END STEP