scenario:
starting pitcher-
walk, error,walk,walk,walk.
1st walk scored due to a walk. Error picked off stealing 3rd. Bases now full of walked batters with 1 out.
New pitcher comes in with bases loaded with walks and 1 out. Two hits scores all five runs. Then out of the inning.
How are the runs awarded? Earned vs unearned.
New pitcher had no runners score that he put on base.