Original sentence: Ní Mháille was married in 1546 at the age of 16 to Dónal an-Chogaidh (Donal of the Battle) O'Flaherty, tánaiste or heir to the O'Flaherty title, which would have been a good political match for the daughter of the O'Mháille chieftain
Edited sentence: Ní Mháille was married in 1546 to Dónal an-Chogaidh (Donal of the Battle) O'Flaherty, tánaiste or heir to the O'Flaherty title, which would have been a good political match for the daughter of the O'Mháille chieftain