static void Main()
{
var derivedOne = new DerivedOne();
var derivedTwo = new DerivedTwo();
var one = derivedOne.Create();
var two = derivedTwo.Create();
}
static void Main(string[] args)
{
List <BaseEntity> list = new List <BaseEntity>();
DerivedOne d1 = new DerivedOne()
{
bp1 = 1, Name = "DerivedOne"
};
DerivedTwo d2 = new DerivedTwo()
{
bp1 = 2, Name = "DerivedTwo"
};
list.Add(d1);
list.Add(d2);
}