We see that four squares around the King are protected only by the King: g7, h7, f8 and h8. The h8 square is difficult to reach for the White pieces as the h7 pawn is on the way.

The opponent’s Lance, King, and Pawn are forming a vertical line at the edge of the board. ... The goal is to place the King in checkmate while simultaneously protecting the pieces performing it.

Passed pawn — A pawn with no opposing pawns on the same or adjacent files between it and the eighth rank. Colloquially called a “passer.” Piece — A rook, bishop, knight, pawn, king or queen.

Claims space in the center - just like the king's pawn opening we discussed earlier. Central squares are prime real estate in ...

White’s King is safe at the moment. ... The idea is to eliminate a defender: the pawn on h5. White threatens Qh7 Checkmate on the next move with the support of the Knight on g5.