[Comment "auto-generated from "]
[Event "Pirc Analysis"] 
[Site "Byrne Variation"] 
[Date "2016.01.01"] 
[Round "?"] 
[White "4.Bg5"] 
[Black "Na6+c5 idea"] 
[Result "*"] 
[EventDate "2016.01.01"] 
 
1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Bg5 c6 5.f4  
    ( 5.Qd2 Bg7 6.f4 O-O 7.Bd3 Na6 {Transposes to positions covered via 5.f4 move order.} ) 
5...Bg7 6.Qd2 O-O 7.Bd3 Na6 8.Nf3 c5 9.d5 c4 10.Bxc4 Nc5 11.Bxf6  
    ( 11.Bd3 Qb6  
        ( 11...b5!? ) 
    ) 
11...Bxf6  
    ( 11...exf6!? ) 
12.e5 Bg7 13.O-O-O a6 14.Be2  
    ( 14.Rhe1 b5 15.Bf1 Bg4 ) 
14...b5 15.Qe3 Qc7 *