pawn wars

from math import ceil
SIZE = 8
matrix = []
w_row = 0
w_col = 0
b_row = 0
b_col = 0

matrix_board = []
for board_row in range(SIZE, 0, -1):
    row_element = [f'{chr(97 + x)}{board_row}' for x in range(SIZE)]
    matrix_board.append(row_element)

for row in range(SIZE):
    inner_list = input().split()
    for col in range(SIZE):
        if inner_list[col] == 'w':
            w_row = row
            w_col = col

        if inner_list[col] == 'b':
            b_row = row
            b_col = col
    matrix.append(inner_list)

if not abs(b_col - w_col) == 1:
    if (SIZE - b_row) > w_row:
        print(f"Game over! White pawn is promoted to a queen at {matrix_board[SIZE - SIZE][w_col]}.")
    else:
        print(f"Game over! Black pawn is promoted to a queen at {matrix_board[SIZE - 1][b_col]}.")

else:
    if abs(b_row - w_row) % 2 == 0:
        print(f"Game over! Black win, capture on {matrix_board[b_row + ceil(abs(b_row - w_row) / 2)][w_col]}.")
    else:
        print(f"Game over! White win, capture on {matrix_board[w_row - ceil(abs(b_row - w_row) / 2)][b_col]}.")