( ( A blizzard ) ( ( is ( ( a ( severe ( winter ( storm condition ) ) ) ) ( characterized ( by ( ( ( ( ( ( low temperatures ) , ) ( strong winds ) ) , ) and ) ( heavy snow ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT A) (NN blizzard)) (VP (VBZ is) (NP (NP (DT a) (JJ severe) (NN winter) (NN storm) (NN condition)) (VP (VBN characterized) (PP (IN by) (NP (NP (JJ low) (NNS temperatures)) (, ,) (NP (JJ strong) (NNS winds)) (, ,) (CC and) (NP (JJ heavy) (NN snow))))))) (. .)))
A blizzard is a severe winter storm condition characterized by low temperatures, strong winds, and heavy snow.
(ROOT (S (NP (DT A) (NN blizzard)) (VP (ADVP (RB usually)) (VBZ includes) (NP (NP (JJ heavy) (NN precipitation)) (, ,) (NP (JJ strong) (NNS winds)) (, ,) (CC and) (NP (NN surface) (NN air) (NNS temperatures))) (PP (IN below) (NP (CD 0) (JJ °) (NN c.))))))