Generate a chessboard with the given size and with pieces at the specified positions.
Here is the 8x8 chessboard with the specified pieces at the desired positions:

```
8   ♜ . . . . . . . 
7   . . . . . . . . 
6   . . . . . . . . 
5   . . . . . . . . 
4   . . . . . . . . 
3   ♟ . ♙ . . . . . 
2   . . . . . . . ♖ 
1   . . . . . . . . 
    a b c d e f g h
```

Key: 
♜: Black Rook
♖: White Rook
♟: Black Pawn
♙: White Pawn.
Size: 8x8 
Piece positions:
White Rook at H8
White Pawn at B3
Black Pawn at A3
Black Rook at H2
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.

### Instruction:
Generate a chessboard with the given size and with pieces at the specified positions.

### Input:
Size: 8x8 
Piece positions:
White Rook at H8
White Pawn at B3
Black Pawn at A3
Black Rook at H2

### Response:
Here is the 8x8 chessboard with the specified pieces at the desired positions:

```
8   ♜ . . . . . . . 
7   . . . . . . . . 
6   . . . . . . . . 
5   . . . . . . . . 
4   . . . . . . . . 
3   ♟ . ♙ . . . . . 
2   . . . . . . . ♖ 
1   . . . . . . . . 
    a b c d e f g h
```

Key: 
♜: Black Rook
♖: White Rook
♟: Black Pawn
♙: White Pawn.