3    20    54    60     1     0     0     0     0  
     1  3  +0.00000E+000  +2.00000E+003  +0.00000E+000 
     2  3  +0.00000E+000  +0.00000E+000  +0.00000E+000 
     3  3  +1.00000E+003  +1.00000E+003  +2.00000E+003  
     4  3  +2.00000E+003  +2.00000E+003  +0.00000E+000  
     5  3  +2.00000E+003  +0.00000E+000  +0.00000E+000 
     6  3  +3.00000E+003  +1.00000E+003  +2.00000E+003 
     7  3  +4.00000E+003  +2.00000E+003  +0.00000E+000  
     8  3  +4.00000E+003  +0.00000E+000  +0.00000E+000  
     9  3  +5.00000E+003  +1.00000E+003  +2.00000E+003   Knoten #9
    10  3  +6.00000E+003  +2.00000E+003  +0.00000E+000   Knoten #10
    11  3  +6.00000E+003  +0.00000E+000  +0.00000E+000   Knoten #11
    12  3  +7.00000E+003  +1.00000E+003  +2.00000E+003   Knoten #12
    13  3  +8.00000E+003  +2.00000E+003  +0.00000E+000   Knoten #13
    14  3  +8.00000E+003  +0.00000E+000  +0.00000E+000   Knoten #14
    15  3  +9.00000E+003  +1.00000E+003  +2.00000E+003   Knoten #15
    16  3  +1.00000E+004  +2.00000E+003  +0.00000E+000   Knoten #16
    17  3  +1.00000E+004  +0.00000E+000  +0.00000E+000   Knoten #17
    18  3  +1.10000E+004  +1.00000E+003  +2.00000E+003   Knoten #18
    19  3  +1.20000E+004  +2.00000E+003  +0.00000E+000   Knoten #19
    20  3  +1.20000E+004  +0.00000E+000  +0.00000E+000   Knoten #20
     1     4   element #1
     1     2
     2     4   element #2
     4     5
     3     4   element #3
     7     8
     4     4   element #4
    10    11
     5     4   element #5
    13    14
     6     4   element #6
    16    17
     7     4   element #7
    19    20
     8     4   element #8
     1     4
     9     4   element #9
     2     5
    10     4   element #10
     4     7
    11     4   element #11
     5     8
    12     4   element #12
     7    10
    13     4   element #13
     8    11
    14     4   element #14
    10    13
    15     4   element #15
    11    14
    16     4   element #16
    13    16
    17     4   element #17
    14    17
    18     4   element #18
    16    19
    19     4   element #19
    17    20
    20     4   element #20
     1     3
    21     4   element #21
     4     6
    22     4   element #22
     7     9
    23     4   element #23
    10    12
    24     4   element #24
    13    15
    25     4   element #25
    16    18
    26     4   element #26
     2     3
    27     4   element #27
     5     6
    28     4   element #28
     8     9
    29     4   element #29
    11    12
    30     4   element #30
    14    15
    31     4   element #31
    17    18
    32     4   element #32
     3     4
    33     4   element #33
     6     7
    34     4   element #34
     9    10
    35     4   element #35
    12    13
    36     4   element #36
    15    16
    37     4   element #37
    18    19
    38     4   element #38
     3     5
    39     4   element #39
     6     8
    40     4   element #40
     9    11
    41     4   element #41
    12    14
    42     4   element #42
    15    17
    43     4   element #43
    18    20
    44     4   element #44
     3     6
    45     4   element #45
     6     9
    46     4   element #46
     9    12
    47     4   element #47
    12    15
    48     4   element #48
    15    18
    49     4   element #49
     2     4
    50     4   element #50
     5     7
    51     4   element #51
     8    10
    52     4   element #52
    11    13
    53     4   element #53
    14    16
    54     4   element #54
    17    19
     1    54 +2.00000E+005 +3.00000E-001     1 +5.00000E+002