*HEADING
 Raasch Challenge Problem, S4 elements.
 10 x 72 mesh
*RESTART,WRITE,FREQ=10
*NODE
  99996, 51.96152423, -16.,  0.
  99997, 51.96152423, -16., 20.
  99998, 0., 14,  0.
  99999, 0., 14, 20.
*NODE
     1,          0.,   0. ,   0.,  0.       , -1. , 0.
     9, 12.12435565,   7. ,   0.,  0.8660254, -0.5, 0.
    73, 97.96152423, -16. ,   0., -1.       ,  0. , 0.
 10001,          0.,   0., 20.,  0.       , -1. , 0.
 10009, 12.12435565,   7., 20.,  0.8660254, -0.5, 0.
 10073, 97.96152423, -16., 20., -1.       ,  0. , 0.
100001, 97.96152423, -16., 10.
*NGEN,LINE=C,NSET=R14-B
     1,     9, 1, 99998
*NGEN,LINE=C,NSET=R14-T
 10001, 10009, 1, 99999
*NGEN,LINE=C,NSET=R46-B
     9,    73, 1, 99996
*NGEN,LINE=C,NSET=R46-T
 10009, 10073, 1, 99997
*NSET,NSET=BOT
 R14-B, R46-B
*NSET,NSET=TOP
 R14-T, R46-T
*NFILL,NSET=NALL
 BOT, TOP, 10, 1000
*NSET,NSET=WALL,GEN
 1, 10001, 1000
*ELEMENT,TYPE=S4
  1, 1, 2, 1002, 1001
*ELGEN,ELSET=EALL
 1,72,1,1, 10,1000,100
*SHELL SECTION,MATERIAL=A1,ELSET=EALL
 2.,3
*MATERIAL,NAME=A1
*ELASTIC
 3300, 0.35
*BOUNDARY
 WALL,1,6
*NSET,NSET=TIP
 73, 1073, 2073, 3073, 4073, 5073
 6073, 7073, 8073, 9073, 10073
*ELSET, ELSET=EDGE, GEN
  72, 972, 100 
*SURFACE, NAME=EDGE
 EDGE, E2
*COUPLING, CONSTRAINT NAME=TIPLOAD, SURFACE=EDGE, REF NODE=100001
*DISTRIBUTING
*STEP,PERT
*STATIC
*CLOAD
100001,3,1.0
*NODE PRINT, NSET=TIP
 U,
*NODE FILE, NSET=TIP
 U,
*ENDSTEP