Queen's Pawn Game - 1.d4 (Strategy & Theory) - PPQTY

Queen's Pawn Opening Strategy & Defense

Queen's Knight Defense - 1. d4 Nc6 (Bogoljubov–Mikenas, Nimzowitsch Queen Pawn or Lundin Defense) - PPQTY

Modern Defense (Robatsch Defence) - 1…g6 (Theory) - PPQTY

Elephant Trap (Move Order, Strategy) - PPQTY

Best Chess Opening Against 1.d4 Queen's Gambit for Black

Winning Moves in the Queen's Pawn, Mason variation, Steinitz counter-gambit

The Ultimate Queen's Pawn Opening Guide - Chessable Blog

French Defense - 1. e4 e6 (Tarrasch, Winawer, Exchange, Advance, Classical) - PPQTY

Queen's Pawn Opening, 1-0