dyanmic data partial class meta data

namespace DynamicData.Code.DataAccess.Sql.Dbml
{
    [MetadataType(typeof(GameMetadata))]
    public partial class Game
    { 
    }
    public class GameMetadata
    {
        public object HomeTeamId {get; set;}
        public object AwayTeamId { get; set; }
        [DisplayFormat(DataFormatString = "{0:yyyy-MM-dd}")]
        //[Range(0,100, ErrorMessage="enter a quanity between ")]
        public object Date { get; set; }
        public object Line { get; set; }
        public object HomeScore { get; set; }
        public object AwayScore { get; set; }
        public object WeekId { get; set; } 
    }
}