Assertion: seam fastball | /r/HasProperty | 90.9 mph
Facets:
value: in 2008
type: TEMPORAL
value: according to data on fangraphs.com
type: OTHER
Source sentences:
text: If we look at pitching velocity another way, we see that in 2008 the average four-seam fastball in Major League Baseball was 90.9 mph, according to data on Fangraphs.com.