A45 (+D00)

Amazon Attack

2 named lines in this family, ECO A45 (+D00). Every one of them opens 1. d4, so that move's note is written once, just below, instead of once per line. Under each line you get its moves and the sentences it adds that this page has not already printed. A line's own page carries up to its first 4 per-move notes in full.

The moves every line here plays

1. d4

1. d4 Stakes a claim in the centre, controlling e5, and frees the bishop and queen.

Siberian AttackA45

1. d4 Nf6 2. Nc3 d5 3. Qd3

In the centre, White holds d4 while Black holds d5.

1... Nf6 Develops the knight to f6, eyeing d5 and e4.
2. Nc3 Develops the knight to c3, eyeing d5 and e4.
2... d5 Stakes a claim in the centre, controlling e4, and frees the bishop and queen. Theory calls this the Chigorin Variation.

Main lineD00

1. d4 d5 2. Qd3

2. Qd3 Develops the queen to d3, eyeing d4 and e4. It also props up the d4 pawn. Theory calls this the Amazon Attack.

Walk these lines on a board

An account opens every move's note in this family, the plan behind each line, and a trainer that plays the line back at you. It is free.

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