Old Indian - Dus-Khotimirsky variation
1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. e3 Nbd7 5. Bd3
White advances the queen's pawn to d4. Black develops the knight to f6. White pushes the c-pawn to c4.
Black moves the queen's pawn to d6. White develops the knight to c3. Black advances the king's pawn to e5.
White pushes the king's pawn to e3. Black transfers the knight to d7. White develops the light-squared bishop to d3.