2 ▁Be 7 ▁ 8 . 0 - 0 ▁ 0 - 0 . ▁T arr as ch ▁fam ously ▁proc laimed , ▁" The ▁future ▁will ▁decide ▁who ▁has ▁er red ▁in ▁estim ating ▁this ▁defense , ▁I ▁or ▁the ▁ch ess ▁world ! "; ▁today ▁it ▁is ▁considered ▁sound , ▁though ▁unf ashion able . ▁The ▁T arr as ch ▁Vari ation ▁of ▁the ▁French ▁Def ense ▁( 3 . N d 2 ), ▁which ▁T arr as ch ▁late ▁in ▁his ▁career ▁considered ▁to ▁be ▁ref uted ▁by ▁ 3 ... c 5 ▁ 4 . ex d 5 ▁ex d 5 , ▁with ▁Black ▁again ▁" ac qu iring " ▁an ▁isolated ▁queen ' s ▁pa wn . ▁This ▁is ▁not ▁thought ▁a ▁ref ut ation ▁today , ▁but ▁is ▁still ▁one ▁of ▁Black ' s ▁most ▁important ▁lines . ▁The ▁T arr as ch ▁Vari ation ▁of ▁the ▁R uy ▁L ope z , ▁usually ▁known ▁as ▁the ▁Open ▁Def ense ▁( 1 . e 4 ▁e 5 ▁ 2 . N f 3 ▁N c 6 ▁ 3 . B b 5 ▁a 6 ▁ 4 . B a 4 ▁N f 6 ▁ 5 . 0 - 0 ▁N xe 4 ). ▁ ▁Fam ous ▁T arr as ch ▁combinations ▁ ▁In ▁the ▁game ▁T arr as ch ▁versus ▁Al lies , ▁Black ▁seems ▁to ▁be ▁holding ▁here ▁( at ▁least ▁against ▁immediate ▁cat ast rop he ), ▁because ▁the ▁black ▁queen ▁gu ards ▁against ▁Q