Persons may understand a gravitational pull of some worlds.Logical formLearned from1 sentences. Factoring can be in a gravitational pull of the sun.Logical formLearned from1 sentences. Gravitational fields may hold planets.Logical formLearned from1 sentences. A life can be in a gravitational collapse.Logical formLearned from1 sentences. A gravitational collapse can be explosive.Logical formLearned from1 sentences. A device may block gravitational pull.Logical formLearned from1 sentences. A performance can be responsible for a gravitational pull.Logical formLearned from1 sentences. (Slingshot boosts) can be gravitational.Logical formLearned from1 sentences. A (slingshot boost) can be gravitational.Logical formLearned from1 sentences. A single star may act as a gravitational lens.Logical formLearned from1 sentences. A gravitational lens can be for a single star.Logical formLearned from1 sentences. Gravitational fields may bend rays a phenomenon.Logical formLearned from1 sentences. A gravitational mass can be on spacetime.Logical formLearned from1 sentences. Effects may pertain-to a gravitational mass.Logical formLearned from1 sentences. Regions may pertain-to a gravitational pull.Logical formLearned from1 sentences.