public Place(int placeId, string name, string description, User owner, Position position)
{
PlaceId = placeId;
Name = name;
Owner = owner;
Description = description;
Position = position;
}
public Sting(int stingId, User user, Place place, DateTime timestamp, string description, double price)
{
StingId = stingId;
User = user;
Place = place;
Timestamp = timestamp;
Description = description;
Price = price;
}