...to oriented cycles and of kpartite satisfiability, SIAM J. Discrete Math. 14 (2001), 471-480. [33] T. Feder, P. Hell and J. Huang, List homomorphisms and circular arc graphs, Combinatorica 19 (1999), 487-505. [34] T. Feder, P. Hell and J. Huang, Bi-arc graphs and the complexity of list homomorphisms,...