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
One big problems facing docking dirigibles government law It illegal lowflying aircraft It says existing law airships flying low urban areas This law would make illegal ship ever tie building even approach area CAPS Another obstacle would safety Dirigibles FLAMMABLE could easily injure kill people accident happened Is dangerous Most dirigibles used hydrogen hydrogen highly flammable CAPS Another problem nature weather The winds extremely high powerful A big danger dirigibles violent air currents back ship would swivel around high pedestrians CAPS
user
Your evaluation score is: 5.0
assistant