Seems like @googlemaps no longer has UI to report that two places are duplicates of each other, or for editing place name across languages.

May 16, 2017 · 9:51 PM UTC

2
Replying to @davidbaron
Hi There, you will find the duplicate reporting option under suggest an edit (the toggle for permanently closed or never (1/2)
Replying to @davidbaron
existed has a duplicate option). Name editing can also be found there. #gHelp (2/2)