Pawn Problem whereby although encumbered ownership of property is achieved or retained, encumbered ownership of it's contingent upon the overall performance with the obligation to any person indebted to, and possession and unencumbered possession of it is actually contingent upon completion of obligation. Andrew J. Galambos (1924–1997) was an astrophysicist https://luxurypropertygurgaon.finance.blog/2025/06/11/live-royal-in-every-square-foot-at-hero-homes-the-palatial-gurgaon/