What are the 9 columns in chess?
In chess, there are 8 columns which are labeled a-h. Each column consists of 8 squares, totaling to 64 squares on the chessboard.
Complete the following task based on the instruction and optional input provided.### Instruction:
What are the 9 columns in chess?

### Output:
In chess, there are 8 columns which are labeled a-h. Each column consists of 8 squares, totaling to 64 squares on the chessboard.