NWC April op
Seattle 1987
| Date | Players | Type | Elo Average | Games | Rounds |
| Apr, 1987 | 10 | Swiss | 1633 | 5 | 5 |
| Name | ELO | Points | ||
|
GM Seirawan, Yasser | 2595 | 1.0 | |
| O'Donnell, Tom | 2280 | 1.0 | ||
|
Pupols, Viktors | 2260 | 1.0 | |
|
Collins, Jay Thomas | 1.0 | ||
|
Heywood, Bill | 1.0 | ||
| Bisguier, Arthur Bernard | 2420 | 0.0 | ||
 |
IM Ross, David | 2290 | 0.0 | |
|
Harmon, Clark | 2250 | 0.0 | |
|
Ferguson, Bobby | 2235 | 0.0 | |
| Banner, Richard | 0.0 | |||
NWC April op Games
| White | Black | Result | Round | Date | Opening | View |
| Bisguier, A | Seirawan, Y | 0-1  |
? | 1987 | E14 Queen's Indian, 4.e3 |   |
| Ferguson, B | Collins, J | 0-1 |
? | 1987 | A18 English, Mikenas-Carls variation |   |
| Heywood, B | Banner, R | 1-0 |
? | 1987 | E01 Catalan, closed | |
| O'Donnell, T | Harmon, C | 1-0 |
? | 1987 | B19 Caro-Kann, classical, 7...Nd7 | |
| Ross, D | Pupols, V | 0-1 |
? | 1987 | C54 Giuoco Piano | |