（1） The 'twenty-five （stages of） existence（s）.' The division of the three realms that sentient beings transmigrate through into 25 sub-realms. In the desire realm there are fourteen existences， in the form realm there are seven existences， and in the formless realm， four existences. The twenty-five are grouped into the Four Evil Destinies （siedao 四恶道）， the Four Continents （sizhou 四洲）， the Six Heavens of Desire （liuyutian 六欲天）， the Four Meditation Heavens （sichantian 四禅天）， the Heaven of the Five Pure Abodes （wujingjutian 五净居天）， and the Four Spheres of the Formless Realm （sikongchutian 四空处天）. （2） The term is also often simply a reference to the "Three Realms" （sanjie 三界） or "all sentient beings."