In fact, it is Sansa who is the ice (she being a complete Stark, unlike Jon), and Aegon (Jon) the Targaryen fire as promised.
Hay’adda Shaqaalaha Dawladda oo 22-sanno kadib Daah-furtay Dib-u-eegista iyo Kaabista Sharciga Shaqaalaha Dawladda | Raadgoob