Complex sentence: When the charter was delivered, it arrived with the first two letters, as well as the last, in the word "Mother" missing, thus the word "The" was permanently affixed to the name of The Mary Louis Academy.
Split into simpler sentences: When the charter was delivered, it arrived with the first two letters, as well as the last, in the word "Mother" missing. The word "The" was permanently affixed to the name of The Mary Louis Academy.