Alfreton (5th) were at home to Boston (6th) in the first National North League play-off.
At full time the score was Alfreton 0 Boston 0.
So the game went to extra-time.
Half way through extra-time the tie was still level at 0-0.
With five minutes to go Boston manager Ian Culverhouse was sent off.
It was still goal-less after 120 minutes so the game went to penalties.
Boston won the game 5-4 on penalties.
Tomorrow Chorley (4th) play Curzon Ashton (7th) in the second play-off game.