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
Allowing dirigibles dock Empire State Building never safe idea The mooring mast Empire State Building destined never fulfill purpose reasons apparent ever constructed obstacles arose idea got thrown aroundBuilders soon realized docking dirigibles Empire State Building would cause stress building Over sixty thousand dollars worth modifications made building s framework Safety major obstacle dirigibles outside used hydrogen highly flammable Then obstacle wind came played Usually would weigh ideal close buildings hovering thousands people The practical reason dirigibles could Empire State Building existing law airships flying low urban areas The idea never successful due obstacles presented
user
Your evaluation score is: 4.0
assistant