Complex sentence: The Regional Passport office, Trichy, operates a Passport Seva Kendra (PSK) in Thanjavur, which PSK covers the Nagappattinam, Thiruvarur, Thanjavur, Pudukkottai, and Ariyalur revenue districts.
Split into simpler sentences: The Regional Passport office Trichy operates a Passport Seva Kendra (PSK) in Thanjavur. Thanjavur PSK covers the Nagappattinam, Thiruvarur, Thanjavur, Pudukkottai, and Ariyalur revenue districts.