Getting Technical

[debeau]

ISF Rules
8 2 (3)
BR is out when he/she interferes with a fielder attempting to throw a ball .
Interference : The act of an offensive player that impedes hinders or confuses a defensive player trying to execute a play .
F2 attempts to throw to B3 and bumps into BR
Where is there not the interference in this play ?
Forget the spirit of the game (which I accept I would not like to call it out).
Answer as a rules pureist .