Robert G Hartoch
Robert G Hartoch Repertoire with White pieces
| ECO | Opening | Games |
| A07 | Reti, King's Indian attack (Barcza system) | 66 games |
| A49 | King's Indian, fianchetto without c4 | 34 games |
| A30 | English, symmetrical variation | 24 games |
| A14 | English, Neo-Catalan declined | 22 games |
Robert G Hartoch Repertoire with Black pieces
| ECO | Opening | Games |
| B07 | Pirc defence | 75 games |
| B06 | Robatsch (modern) defence | 39 games |
| B08 | Pirc, classical (two knights) system | 32 games |
| A41 | Queen's Pawn | 30 games |


