Triple

Target entity: Pontic–Caspian steppe
Context triple: [East European forest-steppe, borderedBy, Pontic–Caspian steppe]

• A. Pontic–Caspian steppe chosen
  The Pontic–Caspian steppe is a vast grassland region stretching from Eastern Europe into Central Asia, historically significant as a crossroads for nomadic cultures and early Indo-European migrations.
• B. Eurasian Steppe
  The Eurasian Steppe is a vast belt of temperate grasslands stretching from Eastern Europe across Central Asia to Mongolia and northern China, historically serving as a major corridor for nomadic cultures, trade, and migration.
• C. Daurian Steppe
  The Daurian Steppe is a vast grassland and shrub-steppe region spanning parts of Mongolia, northeastern China, and southeastern Russia, known for its rich biodiversity and migratory wildlife.
• D. The Steppe
  "The Steppe" is a novella by Anton Chekhov that vividly portrays a young boy’s journey across the vast Russian plains, emphasizing atmosphere, landscape, and psychological insight over plot.
• E. Russian Plain
  The Russian Plain is a vast lowland region in Eastern Europe that forms the core of European Russia and features extensive flat terrain, rivers, and fertile soils.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.