kingDanger += kingAttackersCount[Them] * kingAttackersWeight[Them]
+ 185 * popcount(kingRing[Us] & weak)
+ 148 * popcount(unsafeChecks)
+ 98 * popcount(pos.blockers_for_king(Us))
+ 69 * kingAttacksCount[Them]
kingDanger += kingAttackersCount[Them] * kingAttackersWeight[Them]
+ 185 * popcount(kingRing[Us] & weak)
+ 148 * popcount(unsafeChecks)
+ 98 * popcount(pos.blockers_for_king(Us))
+ 69 * kingAttacksCount[Them]