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
In excerpt The Mooring Mast builders Empire State building face good amount obstacles attempting allow dirigibles dock upon s mastThe wind proved big problem blimps Not would swing dangerously tethered mast occasions dirigible actually approached Empire state building could nt manuver close enough due wind The winds top building constantly shifting due violent air currents Another thing stood way Empire State Building s dock used danger presented buildings people The gas hydrogen dirigibles used float highly flammable When German dirigible destroyed fire owners realized much worse accident would densely populated area The third final obstacle faced law airships flying low urban areas This law would make illegal ship ever tie building With potential danger discouragement s wonder Empire State building never used docking dirigibles
user
Your evaluation score is: 5.0
assistant