]> G eyefloss 2006.02.19 cluster0 I am standing in a room; cluster00 room[n+1] cluster01 room[n] cluster02 room[n-1] cluster1 in the lookingglass I discover that I am similar to others. cluster10 cluster2 This is the door through which I enter and exit, cluster20 other[n] cluster200 cluster3 and I am standing in this empty room. cluster30 | room[n+1] | > 0 cluster31 | room[n] | = 0 cluster32 | room[n-1] | > 0 z00 head0 _ _ o0 / ~ / z00->head0 thorax0 thorax head0->thorax0 z02 head0->z02 head1 _ _ o0 / ~ / head0->head1 extremity00 extremity[0] thorax0->extremity00 extremity01 extremity[1] thorax0->extremity01 head2 _ _ o0 / ~ / head1->head2 head10 _ _ 0o \ ~ \ head3 _ _ o0 / ~ / head2->head3 other20 :^) other200 (^: thorax3 thorax head3->thorax3 z30 z31 z30->z31 z31->z30 extremity30 extremity[0] thorax3->extremity30 extremity31 extremity[1] thorax3->extremity31 z32 z33 z32->z33 z33->z32