Well, since in the existing rules jumps over a castle are allowed (maybe it was a very small castle?) any argument that refers to the real world fails. It is more like an Alice in Wonderland setting. So I guess drinking tea with the enemy king (maybe even in the church?) is consistent.
(kaŝi) Se interesas vin la progreso de turniro en kiu vi ludas, vi povas diskuti pri ĝi kun viaj kontrauŭloj en la forumo de la turniro. (HelenaTanein) (Montri ĉiujn konsilojn)