411 REFERENCE · Wikibooks
Chess Opening Theory/1. e4/1...d5/2. exd5/2...Qxd5/3. Nc3/3...Qa5/4. b4/4...Qb6
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
Scandinavian Defense, Leonhardt Gambit
While declining the gambit isn’t unsound, it is far less ambitious than accepting it. White continues to develop normally. Black shouldn’t take the b-pawn because that will give White a favourable version of the Leonhardt Gambit accepted, where she enjoys an extra tempo.