$
$****************************************       dimensions
$
&dimen -dim feet kips
$
$****************************************       describe body
$
&describe body test
&default -nuse @
$
*a1   -10  -5  0
*a3   -10   4  0
*a4   -10   5  0
$
$
*b1    -9  -5  0
*b3    -9   4  0
*b4    -9   5  0
$
$
*f1    10  -5  0
*f3    10   4  0
*f4    10   5  0
$
~plate plate 1
plate qab   ~plate  *a1 *a3 *a4 *b4 *f4 *f3 *b3 *b1