Complex sentence: Iranian Railroad for Queer Refugees (IRQR) is an advocacy group founded and headed by Executive Director Arsham Parsi on behalf of Iranian LGBTs seeking safe havens both within and outside of Iran.
Split into simpler sentences: Iranian Railroad for Queer Refugees (IRQR) is an advocacy group for LGBT rights in Iran. It was set up on behalf of Iranian LGBTs seeking safe havens both within and outside of Iran.