<human>: Does the sentence "In 1987, when it was founded, the winner's average speed was 67 kilometres per hour (42 mph) and by 2007 the winner's average speed had improved to 90.87 kilometres per hour (56.46 mph)." answer the question "What was the average speed of a winning solar powered car by 2007?"

OPTIONS:
- yes
- no
<bot>: yes