I should check if there's a public domain version. However, since the original Gershwin work is still under copyright (as Gershwin passed away in 1937, so in the US, it would be 70 years later, so 2007, but maybe different in other countries). The variations by Fazil Say would be a derivative work, so the copyright would be with him or his estate. So, the PDF is not in the public domain. Therefore, I can't provide links or instructions for illegal downloads.
Musical Alteration on Fazıl Say’s Piano Work Summertime Variations Op. 20 : S. S. Bajunid (2023). fazil say summertime variations pdf free
Fazıl Say's "Summertime Variations" is a masterpiece of contemporary classical music that showcases the composer's innovative style and technical skill. The piece is a beautiful tribute to the joy and freedom of summer, and its unique blend of styles and influences makes it a compelling listen. I should check if there's a public domain version