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
The builders Empire State Building faced many obstacles prevented dirigibles docking One obstacle original design Empire State Building It needed changed entirely accommodate landing dirigibles The stress dirigible s load wind pressure would transmitted way building s foundation nearly eleven hundred feet The steelframe Empire State Building would modified strengthened accommodate new situation NUM Over sixty thousand dollars spent renovations redesigned chromenickel stainless steel tower Another obstacle builders faced level safety Thousands lives could lost dirigible accident occurred New York City When German dirigible Hindenburg destroyed fire Lakehurst New Jersey May owners Empire State Building realized much worse accident could taken place densely populated area downtown New York NUM The biggest obstacle far elements Dirigibles easily swayed times bad weather The winds top building constantly shifting due violent air currents Even dirigible tethered mooring mast back ship would swivel around around mooring mast NUM This unsafe dense population people New York City If dirigible swiveled around mooring mast much could hit another building crash The people behind construction Empire State Building faced many difficulties therefore mooring mast never used
user
Your evaluation score is: 5.0
assistant