[Comment "auto-generated from http://www.jesseo.com/chesspublishing/pgn.php?pgndata=[Event%20%26quot;Chesspub%20Spanish%20Repertoire%26quot;]%0A[Site%20%26quot;%26quot;]%0A[Date%20%26quot;2016.01.12%26quot;]%0A[Round%20%26quot;?%26quot;]%0A[White%20%26quot;Jaenisch%208.0-0%20Bg4%26quot;]%0A[Black%20%26quot;%26quot;]%0A[Result%20%26quot;*%26quot;]%0A[ECO%20%26quot;C63%26quot;]%0A[EventDate%20%26quot;2016.01.12%26quot;]%0A[Annotator%20%26quot;CBT%26quot;]%0A%0A1.e4%20e5%202.Nf3%20Nc6%203.Bb5%20f5%204.Nc3%20fxe4%205.Nxe4%20Nf6%206.Qe2%20d5%207.Nxf6+%20%0A%26nbsp;%20%26nbsp;%20(%207.Nc3!?%20Bg4!%20%26%23123;Is%20another%20instance%20where%20this%20Bg4%20move%20comes%20in%20handy%20for%20black.%26%23125;%208.Qxe5+%20Kf7%209.Bxc6%20bxc6%2010.Qe2%20Bd6%2011.d4%20Re8%2012.Be3%20Kg8!?%20%26%23123;(%E2%88%9E)%26%23125;%20)%0A7...gxf6%208.O-O%20Bg4%209.h3%20Bh5%2010.g4%20%0A%26nbsp;%20%26nbsp;%20(%2010.Qe3%20Qd6%2011.Bxc6+%20bxc6%2012.d4%20e4%2013.Nh4%20%26%23123;(%3D)%20to%20(%3D/%EF%BC%8B)%20Does%20not%20impress.%26%23125;%20)%0A10...Bd6!%2011.Bxc6+%20%0A%26nbsp;%20%26nbsp;%20(%2011.gxh5%20Rg8+%2012.Kh1%20Qd7%2013.Nh2%20Qxh3%2014.f4%20O-O-O%2015.Bxc6%20bxc6%2016.d3%20Rg3%20%26%23123;(With%20compensation).%26%23125;%20)%0A11...bxc6%2012.d4%20%26%23123;Closing%20the%20position%20is%20probably%20best.%20It%20gains%20a%20tempo%20since%20e5-e4%20is%20not%20useful%20for%20black%20in%20the%20near%20term%20while%20d4%20is%20for%20white.%20Also%20in%20a%20more%20closed%20position%20black%20will%20have%20more%20problems%20activating%20his%20dark%20square%20bishop.%26%23125;%2012...e4%2013.gxh5%20Qd7%2014.Nh2%20Qxh3%20%0A%26nbsp;%20%26nbsp;%20(%2014...Rg8+%2015.Ng4%20f5%2016.f3%20%26%23123;(%EF%BC%8B/%20%3D)%20Looks%20weird%20but%20should%20be%20good%20for%20white.%26%23125;%20)%0A15.f4%20Rg8+%2016.Kh1%20Kf7%2017.Bd2%20%0A%26nbsp;%20%26nbsp;%20(%2017.Be3%20Rg3%2018.Rae1%20Rag8%2019.Rg1%20f5%2020.Rxg3%20Rxg3%2021.Bd2%20c5%20%26%23123;(%EF%BC%8B/%20%3D)%20to%20(%E2%88%9E)%20Black%20has%20some%20compensation%20though%20white%27s%20chances%20still%20seem%20preferable.%20%26%23125;)%0A17...Rae8%2018.Rae1%20e3%2019.Bc1%20%26%23123;(%EF%BC%8B/%20%3D)%20to%20(%E2%88%9E)%26%23125;%20*"]
[Event "Chesspub Spanish Repertoire"]
[Site ""]
[Date "2016.01.12"]
[Round "?"]
[White "Jaenisch 8.0-0 Bg4"]
[Black ""]
[Result "*"]
[ECO "C63"]
[EventDate "2016.01.12"]
[Annotator "CBT"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 f5 4.Nc3 fxe4 5.Nxe4 Nf6 6.Qe2 d5 7.Nxf6+ 
    ( 7.Nc3!? Bg4! {Is another instance where this Bg4 move comes in handy for black.} 8.Qxe5+ Kf7 9.Bxc6 bxc6 10.Qe2 Bd6 11.d4 Re8 12.Be3 Kg8!? {(∞)} )
7...gxf6 8.O-O Bg4 9.h3 Bh5 10.g4 
    ( 10.Qe3 Qd6 11.Bxc6+ bxc6 12.d4 e4 13.Nh4 {(=) to (=/＋) Does not impress.} )
10...Bd6! 11.Bxc6+ 
    ( 11.gxh5 Rg8+ 12.Kh1 Qd7 13.Nh2 Qxh3 14.f4 O-O-O 15.Bxc6 bxc6 16.d3 Rg3 {(With compensation).} )
11...bxc6 12.d4 {Closing the position is probably best. It gains a tempo since e5-e4 is not useful for black in the near term while d4 is for white. Also in a more closed position black will have more problems activating his dark square bishop.} 12...e4 13.gxh5 Qd7 14.Nh2 Qxh3 
    ( 14...Rg8+ 15.Ng4 f5 16.f3 {(＋/ =) Looks weird but should be good for white.} )
15.f4 Rg8+ 16.Kh1 Kf7 17.Bd2 
    ( 17.Be3 Rg3 18.Rae1 Rag8 19.Rg1 f5 20.Rxg3 Rxg3 21.Bd2 c5 {(＋/ =) to (∞) Black has some compensation though white's chances still seem preferable. })
17...Rae8 18.Rae1 e3 19.Bc1 {(＋/ =) to (∞)} *