| Game | Semifinal One | Semifinal Two | 
        
          | 1 | |  | R | H | E |  |  | Pascal | 3 | 9 | 0 | Box |  | Seattle | 5 | 9 | 0 |  | WP - J.Samardzija (1-0)  LP - C.Tillman (0-1) HR: Sea: J.Votto (1)
 Seattle leads 1-0
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 | |  | R | H | E |  |  | Potomac | 3 | 13 | 0 | Box |  | California | 6 | 7 | 1 |  | WP - R.Porcello (1-0)  LP - R.Ray (0-1) HR: Pot: M.Trumbo (1); Cal: C.Santana (1)
 California leads 1-0
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          | 2 | |  | R | H | E |  |  | Pascal | 3 | 7 | 2 | Box |  | Seattle | 9 | 15 | 0 |  | WP - C.Archer (1-0)  LP - J.Taillon (0-1) HR: Pas: D.LeMahieu (1); Sea: N.Cruz (1), Y.Grandal 2 (2)
 Seattle leads 2-0
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 | |  | R | H | E |  |  | Potomac | 3 | 7 | 0 | Box |  | California | 4 | 8 | 0 |  | WP - M.Fulmer (1-0)  LP - C.Martinez (0-1) HR: Pot: J.Donaldson (1), W.Ramos (1); Cal: J.Realmuto (1)
 California leads 2-0
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          | 3 | |  | R | H | E |  |  | Seattle | 5 | 7 | 2 | Box |  | Pascal | 4 | 8 | 2 |  | WP - C.Hamels (1-0)  LP - M.Stroman (0-1) HR: Pas: J.Segura (1)
 Seattle leads 3-0
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 | |  | R | H | E |  |  | California | 4 | 10 | 2 | Box |  | Potomac | 7 | 13 | 1 |  | WP - B.Colon (1-0)  LP - A.Wainwright (0-1) HR: Cal: E.Inciarte (1)
 California leads 2-1
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          | 4 | |  | R | H | E |  |  | Seattle | 0 | 1 | 2 | Box |  | Pascal | 5 | 10 | 0 |  | WP - E.Santana (1-0)  LP - Sea BP (0-1) HR: Pas: J.Segura (2)
 Seattle leads 3-1
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 | |  | R | H | E |  |  | California | 4 | 10 | 0 | Box |  | Potomac | 2 | 10 | 1 |  | WP - M.Pineda (1-0)  LP - Pot BP (0-1) HR: Cal: X.Bogaerts (1), M.Semien (1)
 California leads 3-1
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          | 5 | |  | R | H | E |  |  | Seattle | 7 | 9 | 0 | Box |  | Pascal | 6 | 8 | 2 |  | WP - Sea BP (1-1)  LP - D.Bundy (0-1) HR: Sea: J.Votto (2)
 Seattle wins series 4-1
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 | |  | R | H | E |  |  | California | 2 | 6 | 1 | Box |  | Potomac | 4 | 9 | 0 |  | WP - A.DeSclafani (1-0)  LP - J.Nelson (0-1) HR: Cal: J.Realmuto (2); Pot: A.Jones (1)
 California leads 3-2
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          | 6 |  | |  | R | H | E |  |  | Potomac | 6 | 9 | 0 | Box |  | California | 2 | 8 | 0 |  | WP - S.Strasburg (1-0)  LP - R.Porcello (1-1) HR: Pot: O.Herrera (1), J.Donaldson (2), M.Trumbo (2)
 Series tied 3-3
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          | 7 |  | |  | R | H | E |  |  | Potomac | 0 | 7 | 1 | Box |  | California | 5 | 11 | 1 |  | WP - M.Fulmer (2-0)  LP - Pot BP (0-2) HR: Pot: E.Nunez (1); Cal: C.Santana (2), N.Walker (1), H.Perez (1)
 California wins series 4-3
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