Convert loop in a single query

CaveAndPoints.cs

foreach(var entry in caveQuery)
{
    var pointQuery =
        from path in context.Path
        join cave in context.Cave on path.CaveId equals cave.Id
        join point in context.Point on path.Id equals point.PathId
        where cave.Id == entry.Id
        select new PointDto
        {
            X = point.X,
            Y = point.Y,
            Dx = point.Dx,
            Dy = point.Dy
        };
    entry.Path.Points = pointQuery.ToList();
}