Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Tikal National Park' has mentioned 'Vassal' in the following places:
Occurrence Sentence Text Source
[46][47] He reigned for 47 years as king of Tikal, and remained a vassal of Siyah K'ak' for as long as the latter lived.
When he was older, for many years he served as a loyal vassal fighting for his brother, the king of Tikal.
B'alaj Chan K'awiil was captured by the king of Calakmul but, instead of being sacrificed, he was re-instated on his throne as a vassal of his former enemy.
In 738, Quiriguxc3xa1, a vassal of Copxc3xa1n, Tikal's key ally in the south, switched allegiance to Calakmul, defeated Copxc3xa1n and gained its own independence.