▁Progress ives ▁( 1 9 2 4 ) ▁Category : 2 0 th - century ▁American ▁polit icians ▁Category : American ▁women ▁writers ▁Category : W rit ers ▁from ▁Mad ison , ▁Wisconsin ▁Category : Act ors ▁from ▁Mad ison , ▁Wisconsin ▁Category : W rit ers ▁from ▁New ▁York ▁City ▁Category : W rit ers ▁from ▁Washington , ▁D . C . ▁Category : American ▁stage ▁actress es ▁Category : Act ress es ▁from ▁Wisconsin ▁Category : De ath s ▁from ▁p neum onia ▁Category : 2 0 th - century ▁American ▁actress es ▁Category : Activ ists ▁from ▁New ▁York ▁City <0x0A> </s> ▁S HR DL U ▁was ▁an ▁early ▁ ▁natural ▁language ▁understanding ▁computer ▁program , ▁developed ▁by ▁Terry ▁Win og rad ▁at ▁M IT ▁in ▁ 1 9 6 8 – 1 9 7 0 . ▁In ▁it , ▁the ▁user ▁car ries ▁on ▁a ▁conversation ▁with ▁the ▁computer , ▁moving ▁objects , ▁naming ▁collections ▁and ▁query ing ▁the ▁state ▁of ▁a ▁simplified ▁" block s ▁world ", ▁essentially ▁a ▁virtual ▁box ▁filled ▁with ▁different ▁blocks . ▁ ▁S HR DL U ▁was ▁written ▁in ▁the ▁Micro ▁Pl anner ▁and ▁L isp ▁programming ▁language ▁on ▁the ▁DE C ▁P DP - 6 ▁computer ▁and ▁a ▁DE C ▁graphics ▁terminal . ▁Later ▁add itions ▁were ▁made ▁at ▁the ▁computer ▁graphics ▁l abs ▁at ▁the ▁University ▁of ▁Ut ah , ▁adding ▁a ▁full ▁ 3 D ▁rendering ▁of ▁S HR DL U ' s ▁" world ". ▁ ▁The ▁name ▁S