"106942094"^^ . . . "a prehistoric unrecorded language that was the ancestor of all Indo-European languages"@en-us . . . . . "0"^^ . . . . . . "0"^^ . "105204324"@en-us . "06942094-n"^^ . . . . . "PIE"@en-us . . . . . "Proto-Indo European"@en-us . . . . . "106517944"@en-us . . . "Proto-Indo European"^^ . . . .