clattice c0           c1      Bonobo c1--c0 c2      Sparrow c2--c0 c3 flying      c3--c1 c3--c2 c4 preying Eagle c4--c2 c5 talking Human c5--c4 c6 bird Ostrich c6--c0 c7 mammal Lion c7--c6 c8 ape      c8--c1 c8--c7 c9           c9--c3 c9--c5 c9--c8