Chess Board
[ECO code C54]
GIUOCO PIANO (Open Line)
White pushes his Queen's Pawn out to Q3(d3) and frees a K-side path for his QB.
Black posts his Queen's Rook's Pawn on QR3(a6) to control QKt4(b5). Best continues 7.0-0..B-K3!, 8.QKt-Q2..0-0 with very slight advantage to White.
    White  Black	White  Black
 1. P-K4   P-K4	     6.	P-Q3   P-QR3
 2. Kt-KB3 Kt-QB3
 3. B-B4   B-B4
 4. P-B3   Kt-B3
 5. Q-K2!? P-Q3
Example ends: Undo or Jump or Clear