do you know which rocket engine runs on kerosene and delivers a vacuum thrust not exceeding 622300.0?
(AND spaceflight.bipropellant_rocket_engine (AND (lt spaceflight.rocket_engine.thrust_vacuum 622300.0^^http://www.w3.org/2001/XMLSchema#float) (JOIN (R spaceflight.rocket_engine_fuel.rocket_engines) m.04bhf)))