Can someone explain how Google knew I was on a motorcycle and not driving? Admittedly it got it wrong after my stop but at least for the first part it's right

https://i.redd.it/t8vcy7u46ii21.jpg via /r/motorcycles https://www.reddit.com/r/motorcycles/comments/au76vi/can_someone_explain_how_google_knew_i_was_on_a/?utm_source=ifttt