<|im_start|>user
What are the rules changes made to baseball this year?<|im_end|>
<|im_start|>assistant
The MLB (major league baseball) association made several rule adjustments to the 2023 season. First, the bases have increased in sizes by 3 inches for a total of 18 inches squared. Second, a pitch clock/time has been introduced. Third, the defensive shift has been banned.<|im_end|>
