Gains vs Relative Province NW:
Things that affect gains
-adding or subtracting hours
-orc gains
-aggressive stance
-hostile against your kd
-hitting from fortified stance
-hitting into or out of a war (reduced to zero)
-war (doubled)
Things that do not
-kingdom nw factor
-gbp
-hitting into fortified
-human gains
Dunno yet
-emerald dragon
-guard stations