gistfile1.txt

dut = Organization.find(61)
bookings = dut.bookings.where(voyage_number: "0MQ35W1")
bookings.each do |booking|
  booking.containers.each do |container|
    last_movement = container.previous_movement
    if last_movement.gate_in? && last_movement.booking.nil?
      bookings = container.bookings.where(voyage_number: "0MQ35W1")
      bookings.each do |booking|
        bc = booking.booking_containers.where(container_id: container.id)
        bc.container_id = nil
        bc.save
      end
    end
  end
end