edge { arrowstyle: filled; }
graph {
colorscheme: x11;
flow: south;
title: G;
}
[ | A| ] { basename: node0; }
[ | B| ] { basename: node1; }
[ | C| ] { basename: node2; }
[ node0.0 ] --> [ node1.1 ]
[ node0.2 ] --> [ node2.2 ]
[ node1.0 ] --> [ node2.1 ]