The riotous revelry roars right past Mardi Gras (Shrove Tuesday) when red-costumed children star as devils, to its peak on Ash Wednesday.
( ( The riotous ) ( revelry ( ( ( ( roars ( right ( past ( ( ( Mardi Gras ) ( -LRB- ( ( Shrove Tuesday ) -RRB- ) ) ) ( when ( ( red-costumed children ) ( star ( as devils ) ) ) ) ) ) ) ) , ) ( to ( ( its peak ) ( on ( Ash Wednesday ) ) ) ) ) . ) ) )
(ROOT (S (NP (DT The) (NNS riotous)) (ADVP (RB revelry)) (VP (VBZ roars) (ADJP (JJ right) (PP (IN past) (NP (NP (NNP Mardi) (NNP Gras)) (PRN (-LRB- -LRB-) (NP (NNP Shrove) (NNP Tuesday)) (-RRB- -RRB-)) (SBAR (WHADVP (WRB when)) (S (NP (JJ red-costumed) (NNS children)) (VP (VB star) (PP (IN as) (NP (NNS devils))))))))) (, ,) (PP (TO to) (NP (NP (PRP$ its) (NN peak)) (PP (IN on) (NP (NNP Ash) (NNP Wednesday)))))) (. .)))
Mardi Gras is also sometimes known as Shrove Tuesday.
( ( Mardi Gras ) ( ( ( is also ) ( sometimes ( known ( as ( Shrove Tuesday ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Mardi) (NNP Gras)) (VP (VBZ is) (ADVP (RB also)) (VP (ADVP (RB sometimes)) (VBN known) (PP (IN as) (NP (NNP Shrove) (NNP Tuesday))))) (. .)))