Arseniy_Nesterov vs hikaru

Hikaru fianchettoed his dark‑squared bishop with **6...Bb7**, giving it a long diagonal that pressures White's center (a bishop fianchetto). He also expanded on the queenside with **5...b5**, gaining space and preparing his bishop, while developing knights to natural squares (**4...Nd7**, **8...Ngf6**) to keep the king safe and control key central squares. These moves illustrate the principle of developing pieces while creating counter‑play on the opposite wing.

When White launched a pawn storm with **11.g5**, Hikaru answered with **11...h5**, locking the pawn structure and stopping White's advance (a pawn lock). He then struck in the center with **12...c5**, forcing exchanges that opened the d‑file for his pieces. After the exchange, his knight jumped to **15...Nc4**, targeting White's queen and bishop, and his bishop completed development with **16...Bg7**, eyeing the long diagonal (bishop development). The capture **17...Bxc3** removed a key pawn and opened the b‑file, and his queen infiltrated via **18...Qa5** and later **20...Qa3**, creating multiple threats that White could not meet, demonstrating the power of coordinated piece activity and queen penetration.