AIsOfCatan.Board.GetAdjacentIntersections C# (CSharp) Method

        public Intersection[] GetAdjacentIntersections(Edge edge)
        {
            var n1 = GetAdjacentTiles(edge.FirstTile);
            return GetAdjacentTiles(edge.SecondTile)
                .Where(t => n1.Contains(t))
                .Where(t => IsLegalEdge(edge) || GetTile(t).Terrain != Terrain.Water)
                .Select(t => new Intersection(edge.FirstTile, edge.SecondTile, t))
                .ToArray();
        }