Complex sentence: Mary had a great love of music; she played the piano at concerts such as a Wakanui fundraising concert in 1893 and also sang in the church choir at the Ashburton Wesleyan Church.
Split into simpler sentences: Mary had a great love of music, and played the piano at concerts such as a Wakanui fundraising concert in 1893. She also sang in the church choir at the Ashburton Wesleyan Church.