https://awoiaf.westeros.org/index.php/House_Banefort
>House Banefort of Banefort is a noble house from Banefort in the westerlands, one of the main families sworn to Casterly Rock
Banefort?
>A black hooded man, on a grey field, within a fiery tressure
Hooded man with fire rising = Bane
>Lord Quenten Banefort is captured at the battle in the Whispering Wood.[8] Lord Banefort spends the War of the Five Kings as a prisoner of Lord Jonos Bracken,[1] and he is probably freed when the Brackens submit to the Iron Throne after the Red Wedding.[9]
Was getting caught part of his plan?