Assertion: aircraft's engine | /r/CapableOf | develop only 25 horsepower
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text: The Anzani 3-cylinder semi-radial or fan engine of 1909 (also built in a true, 120° cylinder angle radial form) developed only 25 horsepower (19 kW) but was much lighter than the Antoinette, and was chosen by Louis Blériot for his cross-Channel flight.