this is what the rules mean (rot13)
ehyr 1---rirel frpgvba unf gb unir gur ahzoref pbeerfcbaqvat nzbhag bs terlf naq vs gurer vf ab ahzore chg NG YRNFG bar terl fdhner
ehyr 2---rirel terl frpgvba unf gb or n erpgnatyr be n fdhner (3 ol 2 & 1 ol 1)
ehyr 3---rirel lryybj fdhner unf gb or pbaarpgrq gb rirel bgure lryybj fdhner