asda?‰PNG

   
IHDR   ?   f   ??C1   
sRGB ??é   gAMA  ±?üa   	pHYs  ?  ?
?o¨d  GIDATx^íüL”÷e÷Y?a?("Bh?_ò???￠§?q5k?*:t0A-o??￥]VkJ￠M??f?±8\k2íll￡1]q?ù???T

/* Remove peninsulas - chains hanging off the main graph */
BEGIN {
  edge_t  e;
  node_t  v, n;
}
N [degree == 1] {
  n = $;
  while (n.degree == 1) {
    e = fstedge (n);
    if (e.head == n) v = e.tail;
    else v = e.head;
    delete($G,n);
    n = v;
  }  
}