The following Wikipedia webpage contains information on past presidential debates.
url <- "https://en.wikipedia.org/wiki/United_States_presidential_debates"
Please use this url to answer the following questions.
(1) Download the wikipedia website using the provided
(2) Scrape all the text from the wiki page. Collapse content into a single string.
(3) Scrape all the references from the wikipedia page and store in a
(4) Download and clean the table after the “Timeline” header on the page. Create a tidy data frame that only has the election date and the presidential candidates as variables.