Chess Opening Theory/1. e4/1...c5/2. Nf3/2...d6/3. d4/3...cxd4/4. Qxd4

=Chekhover Sicilian= White captures the pawn with the Queen. This move is not uncommon among amateur players. Black has the possibility of playing Nc6 at some stage and if so White could pin it.

Theory table
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1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Qxd4