Question: The national coat of arms of Denmark consists of three pale blue lions passant wearing crowns, accompanied by nine red lilypads (normally represented as hearts), all in a golden shield, it is historically the coat of arms of which dynasty that provided the Kings of Denmark, from 1047 to 1412?
Sentence (from "House of Estridsen"): The dynasty is named after its ancestor Estrid Svendsdatter.
Relevant evidence: No