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For PSE "Black board attack"
[FEN "rnbqkbnr/pppppppp/8/8/8/8/8/8 w kq - 0 1"] 1. null d5 2. null d4 3. null d3 4. null d2 5. null d1=Q 6. null Q8d2 7. null h5 8. null h4 9. null b5 10. null e5
