 In 2007 , GMs Kiril Georgiev and Atanas Kolev asserted that much the same was true of the so @-@ called Poisoned Pawn Variation of the Najdorf Sicilian , which arises after 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 ! ? This has long been considered one of the sharpest and most problematic , or even foolhardy , opening lines . The game usually continues 8.Qd2 Qxb2 9.Rb1 Qa3 . Georgiev and Kolev stated that 6.Bg5 is seldom seen at the highest level because the main line of this variation leads , with best play , to a draw by perpetual check . They wrote that the following game " will probably remain the last word of theory " : 
 In 2007 , GMs Kiril Georgiev and Atanas Kolev asserted that much the same was true of the so @-@ called Poisoned Pawn Variation of the Najdorf Sicilian , which <a href='uninflect' title='1'><mark>arises</mark></a> after 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 ! ? This <a href='been_done' title='2'><mark>has</mark></a> long been considered one of the sharpest and most problematic , or even foolhardy , opening lines . The game usually <a href='uninflect' title='3'><mark>continues</mark></a> 8.Qd2 Qxb2 9.Rb1 Qa3 . Georgiev and Kolev stated that 6.Bg5 is seldom seen at the highest level because the main line of this variation <a href='uninflect' title='4'><mark>leads</mark></a> , with best play , to a draw by perpetual check . They wrote that the following game " will probably remain the last word of theory " : 
In 2007 , GMs Kiril Georgiev and Atanas Kolev asserted that much da same was tru of tdaso @-@ called Poisoned Pawn Variation of the Najdorf Sicilian , which arise after 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Qb6 ! ? This done long been considered one of the sharpest and most problematic , or even foolhardy , opening lines . The game usually continue 8.Qd2 Qxb2 9.Rb1 Qa3 . Georgiev and Kolev stated dat 6.Bg5 is seldom seen at the highest level because the main line of dis variation lead , wid best play , to a draw by perpetual check . They wrote tdatthe following game " gon probably remain the last word of theory " :