Such a prediction involves judicial skill as well as mathematical expertise since several 'destructive' periods may be identified but countered by other, protective astrological influences, resulting in periods of danger or illness that does not lead to death.
這樣的一個預測涉及到司法技能以及連帶著數學的專門知識因為有幾個‘破壞性的’期間可能會確定但是由其他因素抵銷了，防護著星象影響，造成在危險或是疾病的期間其不會導致與死亡。