//=================================================================================================
public class Pet extends HouseOccupant {
//-------------------------------------------------------------------------------------------------
    private Human owner;
//-------------------------------------------------------------------------------------------------
    public Pet() {

        super();
        owner = null;
    }
//-------------------------------------------------------------------------------------------------
    public Pet(String name,int age,int legs) {

        super(name,age,legs);
        owner = null;
    }
//-------------------------------------------------------------------------------------------------
    public String toString() {

        String resultString;

        resultString = super.toString();
        resultString += " has " + legs + " legs";
        if (owner != null) {
            resultString += ", is owned by " + owner;
        }
        return(resultString);
    }
//-------------------------------------------------------------------------------------------------
    public void setOwner(Human owner) {

        this.owner = owner;
    }
//-------------------------------------------------------------------------------------------------
}
//=================================================================================================