Chess Opening Theory/1. e4/1...e5/2. Qh5/2...Nc6/3. Bc4/3...g6

=Parham Attack=

3...g6
Black counterattacks the White queen, and blocks 4. Qxf7#. White then moves the queen to safety on f3 and attacks f7 from a different angle.

Theory table
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'''1. e4 e5 2. Qh5 Nc6'''