Question: Lockheed Martin F-35 Lightning II development started in 1992 with the origins of the Joint Strike Fighter program and is set to culminate in full production in 2018, unlike the F-22 Raptor, is intended to be available for export, the Lockheed Martin F-22 Raptor is a fifth-generation, single-seat, twin-engine, all-weather stealth tactical fighter aircraft, developed for which organization?
Sentence (from "Joint Strike Fighter program"): Joint Strike Fighter (JSF) is a development and acquisition program intended to replace a wide range of existing fighter, strike, and ground attack aircraft for the United States, the United Kingdom, Turkey, Italy, Canada, Australia, the Netherlands and their allies.
Relevant evidence: No