Simplify the following text for a Grade 10 native English-speaking person.
Original: Six years after they closed the doors of their final iteration restaurateur Oscar Tucci opened a revived Delmonico 's at 2 South William Street , which stayed in business until 1977 .
Simplified: Six years after they closed the doors of their last restaurateur Oscar Tucci opened a Delmonico 's at 2 South William Street , which stayed in business until 1977 .