Given a sentence, generate a most likely context or previous statement. The previous statement should be relevant to the given statement.

It swings open revealing a stunned someone on her cellphone.
Someone faces a door and knocks.

Someone fumbles with the machine.
Someone closes his eyes and crosses himself, then takes off his jacket.

The hunter stomps on a bellows and the blazing flame sends the vampire reeling back.

Someone buries him amid several other graves.