KOISTINEN (481 ap)

Kauko Koistinen 161 ap WBF


Clas Nyberg 153 ap WBF


Mika Salomaa 72 ap WBF


Pekka Viitasalo 79 ap WBF


Jouni Juuri-Oja 49 ap WBF


Osmo Kiema 88 ap WBF

Koistinen - Nyberg
Juuri-Oja - Kiema
Salomaa - Viitasalo

Koistinen – Nyberg play Magic Diamond where 1♦ is 17+ and openings are lighter in 1st and 2nd hand compared with 3rd and 4th hand. In 1st and 2nd hand 1♣ 12-16 unbal or 15-17bal. Opening 1♥,♠ 8-11 4+ unbal (maybe longer m) with transfer responses, 1NT 12-14 and 2♣,♦ 8-11 5+c unbal (no 4c major). In 3rd and 4th hand 1♣ 12-14, 1♥,♠ and 2♣,♦ promise 11-16 and 1NT is 15-17. In all positions 2♥,♠ less than opening strength (5)6 cards. After NT Stayman + transfers. Leads 10-12, low encouraging, first discard odd encouraging, high-low odd number.

Salomaa - Viitasalo: Bart Simpson club 1/2nd position 15+ club opening and 9-11 suit openings; 1♦ 2+ cards, major openings 4+ cards and 2♣ promises 6+ or 5 with 4-cards major. NT opening is 12-14->2-way 2D Ekren (3-8 44/54/45/55 majors) and weak 2M. In 3/4th position opening structure remains the same only more points: 1♣=19+, 1NT 16-18 and suit openings 12-18.

Juuri-Oja – Kiema play Natural with 5-card majors. 1NT 15-17 Stayman + transfers, weak twos. Leads 10-12, odd encouraging, high-low odd number.