Step 1 : Introduction to the question "What European capital has the worst traffic congestion?"
...If you’re planning to rent a car in Moscow, think again. Traffic in Russia’s capital is said to be the worst of any capital city in Europe. According to the INRIX Global Traffic Scorecard, drivers lost 210 hours to peak congestion in 2018, and traffic jams were the worst reported of any capital. Other European capitals where you should stick to metro? Istanbul, London, and Rome, where motorists also reported hours spent hugging their neighbors’ taillights.