nsta 32 ;
xread
'Test
  0 1 23 456 78' 7 6
a 0 - -- ---
b 0 - -- ---
c 1 0 0- 100
d 1 0 0- 101
e 1 0 10 110
f 1 0 11 0--
;
cname
{0 sup_tail absent present ;
   {1 sub_tail_color red blue ;
   {2 sub_tail_sup_knob absent present ;
      {3 sub_knob_cover scaly smooth hairy ;
   {4 sub_tail_sup_apophysis absent present ;
      {5 sub_apophysis_texture rigid flexible ;
      {6 sub_apophysis_color black white ;

smat & ;
tread 'test trees'
(0 (1 (2 (5 (3 4 )))))*
(0 
((1 2 )(
(3 (4 5 )))))*
(0 (1 (2 (3 (4 5 )))));
tread (0 (1 (2 (4 3 5))));
proc/;
