Random triples
| Subject | Object |
|---|---|
| gptkb:Satrapies | Trade agreements |
| gptkb:Elamite_people | trade and barter |
| gptkb:Indian_princely_states | based on agriculture and trade |
| gptkb:Satrapies | Tribute system |
| gptkb:dynasty | based on agriculture |
| gptkb:Champa_rulers | trade networks |
| gptkb:Satrapies | Taxation policies |
| gptkb:Mississippian_society | barter system |
| gptkb:Proto-Elamite_civilization | barter system |