 More recently , IM Hans Berliner , a former World Champion of Correspondence Chess , claimed in his 1999 book The System that 1.d4 gives White a large , and possibly decisive , advantage . Berliner asserted that with best play White wins against the Grünfeld Defense , the Modern Benoni , the Benko Gambit and other ( unnamed ) " major defences " , and achieves at least a large advantage in many lines of the Queen 's Gambit Declined . However , he allowed that , " It is possible that the rules of chess are such that only some number of plausible @-@ appearing defences to 1.d4 can be refuted . " Berliner wrote that Adams ' " theories , though looked upon with scorn by most top chess players , made an immediate and lasting impression on me . Weaver W. Adams was the first person I met who actually had theories about how chess should be played . " 
 More recently , IM Hans Berliner , a former World Champion of Correspondence Chess , claimed in his 1999 book The System that 1.d4 <a href='uninflect' title='1'><mark>gives</mark></a> White a large , and possibly decisive , advantage . Berliner asserted that with best play White wins against the Grünfeld Defense , the Modern Benoni , the Benko Gambit and other ( unnamed ) " major defences " , and <a href='uninflect' title='2'><mark>achieves</mark></a> at least a large advantage in many lines of the Queen <a href='null_genetive' title='3'><mark>'s</mark></a>Gambit Declined . However , he allowed that , " It is possible that the rules of chess are such that only some number of plausible @-@ appearing defences to 1.d4 can be refuted . " Berliner wrote that Adams <a href='null_genetive' title='4'><mark>'</mark></a>" theories , though looked upon with scorn by most top chess players , made an immediate and lasting impression on me . Weaver W. Adams was the first person I met <a href='null_relcl' title='5'><mark>who</mark></a>actually had theories about how chess should be played . " 
More recently , IM Hans Berliner , a former World Champion of Correspondence Chess , claimed in his 1999 book The System that 1.d4 give White a bigass , and possibly decisive , advantage . Berliner asserted dat with best play White wins against the Grünfeld Defense , da Modern Benoni , tdaBenko Gambit and other ( unnamed ) " major defences " , and achieve at least abigasse advantage in many lines of the Queen  Gambit Declined . However , he allowed that , " It is possible that the rules of chess are such that only some number of plausible @-@ appearing defences to 1.d4 can be refuted . " Berliner wrote that Adams  " theories , tho looked upon with scorn by most top chess players , made an immediate and lasting impression on me . Weaver wid. Adams was the first person I met actually had theories bou how chess should be played . "