Who wrote the Game of Thrones series?
The Game of Thrones series, officially titled "A Song of Ice and Fire," was written by George R. R. Martin.
Complete the following task based on the instruction and optional input provided.### Instruction:
Who wrote the Game of Thrones series?

### Output:
The Game of Thrones series, officially titled "A Song of Ice and Fire," was written by George R. R. Martin.