Categorize the input news's emotional tone into one of three groups.
Options: positive, negative

Shares of Alphabet Inc (NASDAQ: GOOGL) are up 3.0% in extended trading after the tech behemoth said its Q2 ad revenue was up on a year-over-year basis. Alphabet Q2 results: a brief recap Net income printed at $16 billion versus $18.5 billion last year Per-share earnings of $1.21 were down from $1.
positive