| ECO | Opening | Games |
| A72 | Benoni, classical without 9.O-O | 1 games |
| A56 | Benoni defence | 1 games |
| A43 | Old Benoni defence | 1 games |
| D50 | Queen's Gambit Declined, 4.Bg5 | 1 games |
| ECO | Opening | Games |
| D79 | Neo-Gruenfeld, 6.O-O, main line | 2 games |
| B16 | Caro-Kann, Bronstein-Larsen variation | 2 games |
| B10 | Caro-Kann defence | 1 games |
| B12 | Caro-Kann defence | 1 games |
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournamet | View |
| Soelch, H | Neis, C | 1-0 | A57 | 1967 | FRG-ch U20 |  |
|||
| Maeder, K | Neis, C | 1-0 | B16 | 1967 | FRG-ch U20 |  |
|||
| Neis, C | Gutzeit, R | 1-0 | D36 | 1967 | FRG-ch U20 | |
|||
| Federau, J | Neis, C | ½-½ | D79 | 1967 | FRG-ch U20 | |
|||
| Kiffmeyer, C | Neis, C | 1-0 | B10 | 1967 | FRG-ch U20 | |
|||
| Joas, T | Neis, C | ½-½ | D79 | 1967 | FRG-ch U20 | |
|||
| Kanonenberg, W | Neis, C | 1-0 | B12 | 1967 | FRG-ch U20 | |
|||
| Sperber, | Neis, C | 0-1 | B16 | 1967 | FRG-ch U20 | |
|||
| Neis, C | Nehmert, U | ½-½ | D50 | 1967 | FRG-ch U20 | |
|||
| Neis, C | Carl, | ½-½ | A43 | 1967 | FRG-ch U20 | |
|||
| Neis, C | Goehring, K | ½-½ | E73 | 1967 | FRG-ch U20 | |
|||
| Neis, C | Uhlig, M | 1-0 | D47 | 1967 | FRG-ch U20 | |
|||
| Neis, C | Ungnad, R | 0-1 | A56 | 1967 | FRG-ch U20 | |
|||
| Neis, C | Juhnke, J | 1-0 | A83 | 1967 | FRG-ch U20 | |
|||
| Neis, C | Klibor, L | ½-½ | A72 | 1967 | FRG-ch U20 | |
|||
| Neis, C | Trumm, A | 1-0 | E30 | 1992 | Saarland-ch | |
|||
| Neis, C | Hoefer, U | ½-½ | D52 | 1992 | Saarland-ch | |
|||
| Neis, C | Fries, H | ½-½ | D53 | 1992 | Saarland-ch | |
|||
| Neis, C | Schmitt, A | 0-1 | A68 | 1992 | Saarland-ch | |
|||
| Becking, F | Neis, C | 1-0 | D03 | 1992 | Saarland-ch | |