▁the ▁ 2 0 th ▁World ▁Student ▁Team ▁Ch ess ▁Championship ▁in ▁Te ess ide ▁(+ 3 , ▁= 2 , ▁- 7 ). ▁ ▁Marcel o ▁Car ri ón ▁played ▁for ▁Domin ican ▁Republic ▁in ▁the ▁World ▁Youth ▁U 2 6 ▁Team ▁Ch ess ▁Championship : ▁ ▁In ▁ 1 9 8 0 , ▁at ▁fourth ▁board ▁in ▁the ▁ 2 nd ▁World ▁Youth ▁U 2 6 ▁Team ▁Ch ess ▁Championship ▁in ▁Mexico ▁City ▁(+ 2 , ▁= 2 , ▁- 7 ). ▁ ▁References ▁ ▁External ▁links ▁ ▁Category : 1 9 5 6 ▁birth s ▁Category : L iving ▁people ▁Category : Ch ess ▁F IDE ▁Masters ▁Category : D omin ican ▁Republic ▁ch ess ▁players ▁Category : Ch ess ▁Olymp i ad ▁compet itors <0x0A> </s> ▁Georg ie ▁White ▁Clark ▁( 1 9 1 1 – 1 9 9 2 ) ▁was ▁a ▁river - running ▁guide ▁in ▁the ▁Grand ▁C any on . ▁She ▁was ▁the ▁first ▁woman ▁to ▁run ▁the ▁Grand ▁C any on ▁as ▁a ▁commercial ▁enter prise , ▁and ▁she ▁introduced ▁several ▁innov ations ▁and ▁adjust ments ▁to ▁the ▁way ▁that ▁gu ides ▁ran ▁the ▁Colorado . ▁In ▁particular , ▁she ▁used ▁large ▁army - sur plus ▁ra ft s , ▁often ▁l ash ing ▁together ▁multiple ▁ra ft s , ▁to ▁maintain ▁stability ▁in ▁the ▁large ▁rap ids . ▁In ▁ 2 0 0 1 , ▁the ▁United ▁States ▁Board ▁on ▁Geographic ▁Names ▁renamed ▁M ile ▁ 2 4 ▁Rap id ▁in ▁her ▁honor