If you get it right, you are a critical thinker. You were in the garden, there are 34 people in the yard. You kill 30. How many people are in the

34, or 33 assuming you didn't stick around waiting for the police, or 30 if the other survivors ran away in fear.

On second thought, the mix of past and present tense does not establish a clear timeline, making it very difficult to determine in which order these events happened and when the question was asked.