10th True A-Math Thailand Open King's Trophy 2015

To celebrate the 10th anniversary of this prestigious A-Math tournament, we are inviting overseas players to test their skills against the top Thai players.


September 4–6, 2015
3rd floor, MCC Hall, The Mall Nakhon Ratchasima, 1242/2 Mittraphap Road, Nai Muang, Nakornratchasima 30000: 260 km northeast of BKK airport
The winner will receive THB 30,000, the King's Trophy, and a gift set.
Entry Fee
Free for invited foreigners.


To register for the event, or for further information, please contact any of:

Thai Crossword Association
email info@thaicrossword.com voice +662 295 0861~5 ext. 111 fax +662 295 0866
+668 1755 7454
+668 1820 5600

When registering, send us a recent 1-inch photo of yourself, together with your full name, age, nationality, occupation, address, telephone number, email address and any pertinent information about your past tournament history. We are required to check your details against your passport: please have it ready to present at check-in, or email us a copy of the information page.


Additional prizes TBA. Please note that prizes in excess of THB 1,000 are subject to 5% withholding tax.

Tournament Rules


This schedule is subject to change: please check the website at the end of each day.

Friday September 4th: 16:00–20:00, 3rd floor MCC Hall
Registration and rounds 1–4.
Saturday September 5th: 08:30–19:30, 3rd floor MCC Hall
Opening Ceremony and rounds 5–13.
Sunday September 6th: 08:30–19:30, 3rd floor MCC Hall
Rounds 14–19, Finals, Closing Ceremony.


The A-Math Open Division is open to all players without restriction.

Rounds 1-16 will be paired Swiss, 17-18 KOTH with unlimited repeats. After 18 rounds, the top two players advance to the best-of-2 finals, everyone else plays a 19th round of KOTH with unlimited repeats to determine ranking below second place.

Players may be Gibsonized to the finals.

Bangkok Transfer

For overseas players, we offer round-trip transfer by van from Bangkok, departing Bangkok at 10:00 (A.M.) Friday, departing Nakhonratchasima 18:30 Sunday.


Players are responsible for booking their own accommodation: the nearest hotels are the City Park Korat and the U Place Korat, both about 600 m from the mall.