ECO D51 Opening Names: Queen's Gambit Declined

What is the ECO D51 opening name?

ECO D51 contains 4 named chess openings in this database. This code is represented primarily by the Queen's Gambit Declined family. The listed names include Manhattan; Westphalia Variation, QGD, Westphalian Variation, QGD and Alekhine Variation, QGD, plus 1 more below.

Select a variation to view its complete move sequence, board position, engine analysis, and game results.