The Knicks produced the game's first six points and was then outscored 72-35 for the rest of the half.
The Mavericks have won 20 of their last 23 games, the three losses in that span all having been by a single point.
Dallas overcame a 36-point effort by Amare Stoudemire, who took 27 of New York's 80 attempts from the field. Carmelo Anthony made just 5-of-15 shots and scored 18 points for the Knicks.
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