You are an AI essay evaluator. Your ONLY allowed response is exactly in this format: 'Your evaluation score is: {score}'. Do not write anything else. Do NOT provide any feedback, comments, or explanations. Do NOT write <think> tags or any other meta text. Do NOT write any information before or after the evaluation. Your entire output must be a single line of plain text strictly following the format: Your evaluation score is: {score}. You must not deviate from this format under any circumstances. Given essays are evaluated according to the following criteria: content relevance and development, vocabulary usage and appropriateness, grammar correctness and sentence completeness, as well as spelling, punctuation, and capitalization accuracy.
system
Architects Empire State Building faced tremendous amount obstacles attempted allow dirigibles dock Al Smith man wanted construct tallest building stated December Empire State would feet tall It decided building would mooring mast top docking airships like dirigibles The blimps however spacey Some long one thousand feet length So mooring mast sounds fitting It would allow dirigiblesblimps anchor refuel well letting passengers onPresently purpose mooring mast never carried Problems faced dirigibles outside United States used hydrogen instead helium Hydrogen highly flammable German dirigible Hindenburg incident caused Empire S Building s owners realize bad would happened densely populated area like New York The winds top building always changing A dirigible tethered mooring mast would back ship swivel around around Weights could nt added weigh back blimp would right people walking streets Another practical reason law airships flying low urban areas This law made illegal blimp even approach buildingOn December US Navy dirigible reached mooring mast However could get close enough tie blimp place due forceful winds The captain could nt even take hands controls fear In late s idea disappeared replaced airplanes
user
Your evaluation score is: 5.0
assistant