*HEADING
: TWISTED RIBBON TEST FOR SHELLS  [STRI65]
*PREPRINT,ECHO=YES,HISTORY=NO,MODEL=NO
*NODE
1,0.0,0.0
2,2.0,0.0
4,0.0,1.0
3,2.0,1.0
11,0.0,0.0
12,4.0,0.0
14,0.0,1.0
13,4.0,1.0
21,0.0,0.0
22,6.0,0.0
24,0.0,1.0
23,6.0,1.0
31,0.0,0.0
32,8.0,0.0
34,0.0,1.0
33,8.0,1.0
41,0.0,0.0
42,10.0,0.0
44,0.0,1.0
43,10.0,1.0
***
 5,1.0,0.0
 6,2.0,0.5
 7,1.0,1.0
 8,0.0,0.5
 9,1.0,0.5
15,2.0,0.0
16,4.0,0.5
17,2.0,1.0
18,0.0,0.5
19,2.0,0.5
25,3.0,0.0
26,6.0,0.5
27,3.0,1.0
28,0.0,0.5
29,3.0,0.5
35,4.0,0.0
36,8.0,0.5
37,4.0,1.0
38,0.0,0.5
39,4.0,0.5
45,5.0,0.0
46,10.0,0.5
47,5.0,1.0
48,0.0,0.5
49,5.0,0.5
*ELEMENT,TYPE=STRI65, ELSET=EALL
    1,     1,     2,     3,     5,     6,     9
50001,     1,     3,     4,     9,     7,     8
   11,    11,    12,    13,    15,    16,    19
50011,    11,    13,    14,    19,    17,    18
   21,    21,    22,    23,    25,    26,    29
50021,    21,    23,    24,    29,    27,    28
   31,    31,    32,    33,    35,    36,    39
50031,    31,    33,    34,    39,    37,    38
   41,    41,    42,    43,    45,    46,    49
50041,    41,    43,    44,    49,    47,    48
*NSET,NSET=CLAMP
1,4,8,11,14,18,21,24,28,31,34,38,41,44,48
*BOUNDARY
CLAMP,1,5
*MATERIAL,NAME=SHELL
*ELASTIC
1E7,0.25
*SHELL SECTION,MAT=SHELL, ELSET=EALL
0.05, 
*NSET,NSET=NDISP
3,13,23,33,43
*STEP
*STATIC
*CLOAD
2,3,-1.0
3,3, 1.0
12,3,-1.0
13,3, 1.0
22,3,-1.0
23,3, 1.0
32,3,-1.0
33,3, 1.0
42,3,-1.0
43,3, 1.0
*ENERGY FILE
*NODE FILE
 U,
 COORD,
*NODE PRINT,TOTAL=YES
 U,
 COORD,
*EL PRINT,FREQUENCY=0
*OUTPUT,HISTORY,FREQUENCY=1
*NODE OUTPUT,NSET=NDISP
 U,
 COORD,
*END STEP