Complex sentence: Seventy-seven is the 22nd discrete biprime and the first of the (7.q) family it is the sum of three squares, 4 2 + 5 2 + 6 2, as well as the sum of the first eight prime numbers.
Split into simpler sentences: Seventy-seven is the 22nd discrete biprime and the first of the (7.q) family. It is the sum of three squares, 4 2 + 5 2 + 6 2, as well as the sum of the first eight prime numbers.