The Fidelity Advisor Managed Retirement 2025 Fund Class Z6 (FYRFX) is a mutual fund designed for investors who are planning to retire in the year 2025. This fund is managed by Fidelity Advisors and aims to provide a diversified portfolio of investments to help investors reach their retirement goals. The Class Z6 designation indicates that this fund is only available to institutional investors and has a lower expense ratio compared to other classes of the same fund. FYRFX may be a suitable option for those looking for a professionally managed retirement fund with a target date of 2025.