There are other reasons that wrecks cause fan excitement--e.g.
( There ( are ( ( other reasons ) ( that ( wrecks ( ( ( cause ( fan excitement ) ) -- ) e.g. ) ) ) ) ) )
(ROOT (S (NP (EX There)) (VP (VBP are) (NP (NP (JJ other) (NNS reasons)) (SBAR (WHNP (WDT that)) (S (VP (VBZ wrecks) (NP (NP (NN cause) (NN fan) (NN excitement)) (: --) (NP (NNP e.g.))))))))))
Fans are not excited by wrecks. 
( Fans ( ( ( are not ) ( excited ( by wrecks ) ) ) . ) )
(ROOT (S (NP (NNS Fans)) (VP (VBP are) (RB not) (ADJP (JJ excited) (PP (IN by) (NP (NNS wrecks))))) (. .)))