Marble plaques. Building of Head quarter of the Institute of Macromolecular Compounds of the Russian Academy of Sciences (IMC), the corner of Bolshoi Prospekt (Vasilievsky Island) and 9-line, <a href="https://en.wikipedia.org/wiki/Vasilievsky_Island" class="extiw" title="en:Vasilievsky Island">Vasilievsky Island</a>, Saint-Petersburg, Russia. The title on the memorial plaque: 
"At this place there was the building where the writer, poet, playwright and great theatre worker (or "theatre figure" - correct my English, please) <a href="https://en.wikipedia.org/wiki/en:Alexander_Sumarokov" class="extiw" title="w:en:Alexander Sumarokov">Alexander Sumarokov</a> lived in 1765-1769".
<bdi><div class="description mw-content-ltr en" dir="ltr" lang="en"><span class="language en" title="English"><b>English: </b></span> <a href="//commons.wikimedia.org/wiki/User:AKA_MBG" title="User:AKA MBG">Andrew Krizhanovsky</a></div>
<div class="description mw-content-ltr ru" dir="ltr" lang="ru"><span class="language ru" title="Russian"><b>Русский: </b></span> <a href="https://ru.wikipedia.org/wiki/User:AKA_MBG" class="extiw" title="ru:User:AKA MBG">Андрей Крижановский</a></div>
</bdi>
2012-02-12
<span class="int-own-work" lang="en">Own work</span>