private IEnumerable<RaceGridEntry> CombinePriorities(IEnumerable<RaceGridEntry> entries) {
var list = entries.ToList();
var combined = new List<RaceGridEntry>();
for (var i = 0; i < list.Count; i++) {
var entry = list[i];
if (combined.Contains(entry)) continue;
var priority = 1;
for (var j = i + 1; j < list.Count; j++) {
var next = list[j];
if (entry.Same(next)) {
priority++;
combined.Add(next);
}
}
entry.CandidatePriority = priority;
yield return entry;
}
}
#endregion