Here’s the modified text with synonyms and altered structure while retaining the HTML tags and format:
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`Track racer is a HTML5 and mobile racing game. You’re controlling a sports car, charged with evading rival vehicles. Employ directional keys for navigation. Your goal is to overtake other cars on the straights for prolonged periods; each crash reduces a life. Enjoy the gameplay!`
`Press or use arrow buttons to start.`
