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Formation: Hippopotamus Attack A00

A — Flank openings · Family: Formation · basic reference page

1. a3 e5 2. b3 d5 3. c3 Nf6 4. d3 Nc6 5. e3 Bd6 6. f3 O-O …

🎓 Train this family

• Position after 13 half-moves — Black to move.
• Material is balanced.
• Family “Formation” contains 2 recorded variation(s) here.

Variations tree of the Formation family

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Variations of this family

Related openings

Nearby ECO codes in the A — Flank openings volume — compare the move orders:

• Amar Opening (A00)
• Anderssen's Opening (A00)
• Barnes Opening (A00)
• Clemenz Opening (A00)
• Global Opening (A00)
• Grob Opening (A00)