DW Chess Lab 11: Bishop's Opening and King's Gambit as Black

Personal chess training session 11: the Rousseau Gambit vs 4.d3 (keep the c6 knight on e5 duty), the Bishop's Opening vs 2...Nc6, and the King's Gambit Falkbeer with Igor Smirnov's ...Ne3 trap. Remote Chess Academy ideas, checked with Stockfish.