You have been hired by a venture capitalist to evaluate a concept engine proposed by an inventor,

Question:

You have been hired by a venture capitalist to evaluate a concept engine proposed by an inventor, who claims that the engine consumes 100 MW at a temperature of 500 K, rejects 40 MW at a temperature of 300 K, and delivers 50 MW of mechanical work. Does this claim violates the first law of thermodynamics (answer 1), second law (answer 2), both (answer 3), or none (answer 4)?