Citation Hunt

The Wikipedia snippet below is not backed by a reliable source. Can you find one?

Click I got this! to go to Wikipedia and fix the snippet, or Next! to see another one. Good luck!

In page Piazza San Marco:

"

In 1890, the pavement was renewed "due to wear and tear". The new work closely follows Tirali's design, but eliminated the oval shapes and cut off the west edge of the pattern to accommodate the Napoleonic wing at that end of the Piazza.[citation needed]