Originally, deme V had a population size of 1614, which changed to 871 around 954.0 generations ago and has not changed since.
time_units: generations
demes:
  - name: V
    start_time: .inf
    epochs:
      - start_size: 1614
        end_time: 954.0
      - start_size: 871
        end_time: 0