sentences:  In the 1780s, Blank quit independent construction management and became a consultant in landscaping and interior design; his advise was sought after by the wealthiest nobles.Notably, he consulted count Pyotr Sheremetyev on Kuskovo palace project, and personally designed the Hermitage and Dutch house pavilions.Blank had five children; among his descendants are Nikolay Basargin, a convicted decembrist, and notable geographer Pyotr Semenov-Tyan-Shansky.