Descr1: 1. A person runs on a beach
  2. The person aims a gun at a floating bird in the sky
  3. The person shoots the floating bird
  4. The bird falls into the lake beneath it
Descr2: 1. A bird is not moving in the air
  2. The player shoots and kills the motionless bird
  3. The bird falls vertically down from the sky towards a lake
  4. The bird lands in the lake