Assertion: average fastball | /r/HasProperty | 85 to 95 miles per hour
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Source sentences:
text: Since it typically only travels 60 to 70 miles per hour (97 to 113 km/h), far slower than the average major league fastball 85 to 95 miles per hour (137 to 153 km/h), it can be hit very hard if there is no movement.