Fiele'e here 054, 653 have been set to 1 in order to disambiguate the P = 0 A13 P + B13 P3 = 0 + B34 P1 = 0 (12) A45 PM -- B45 P5 = 0 A56.
Hajic, J. Disambiguation of Rich Inflection (Computational Morphology of Czech). Studia Minora Facultatis Philosophicae Universitatis Brunensis, A45.
Studia Minora Facultatis Philosophicae Universitatis Brunensis, A45, 8. Pavel Smrz and Eva ˇ Zácková. New Tools for Disambiguation of Czech Texts.
A45 (disambiguation) - official