IVANOV

Set to 4 different clues across 5 published puzzles, most often “Chekhov's first play” — The New York Times, Tuesday, 1 August 2000.

6 letters

Every clue on record, most used first

Chekhov's first play2 times
The New York Times — Tuesday, 1 August 2000
Chekhov play or its antiheroonce
The New York Times — Wednesday, 22 April 2009
1887 Chekhov playonce
The New York Times — Sunday, 6 July 2008
Putin foreign minister Igor ___once
The New York Times — Saturday, 22 October 2005