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
Based excerpt The Mooring Mast Marcia Amidon Lsted builders Empire State Building faced obstacles attempting allow dirigibles dock The author writes greatest obstacle successful use mooring mas nature Lsted paragraph It reported winds top building constantly changing violent air currents A dirigible building would able land properly weighted lead weights like open landing fields It would practical dangle weight heads hundreds people walking streets In addition nature safety another great obstacle builders faced It written Most dirigibles outside United States used hydrogen rather helium hydrogen highly flammable Lsted paragraph Since hydrogen highly flammable accident could extreme densely populated area like downtown New York Empire State Building located An accident already occurred German dirigible fire Lakehurst New Jersey When said done nature safety two obstacles builders Empire State Building faced attempting allow dirigibles dock
user
Your evaluation score is: 5.0
assistant