<human>:  How can I find out what books won the Pulitzer Prize in 2019?
<bot>: To find out which books won the Pulitzer Prize in 2019, you can visit the Pulitzer Prize website (pulitzer.org) and check the list of the 2019 award winners under the 'Prizes' section. You can also search online for news articles or other sources that provide information about the 2019 award winners.