Update expl.md
Update expl.md
UniversalDependencies/docs,UniversalDependencies/docs,PhyloStar/UDTelugu,PhyloStar/UDTelugu,UniversalDependencies/docs,PhyloStar/UDTelugu,PhyloStar/UDTelugu,UniversalDependencies/docs,UniversalDependencies/docs,PhyloStar/UDTelugu,UniversalDependencies/docs,PhyloStar/UDTelugu