1 Terrorist's Moscito, or Major-Oriented Strong Club, with Intrepid Two Openers A Primer on Advanced System Construction Professor Bo-Yin Yang, a.k.a. terrorist Contributing authors: Dept. of Mathematics, Tamkang University Ruey-Lun Lin, Hsinchu Tamsui, Taipei County, Taiwan (25137) Jessica Y. Lee, Hsinchu [email protected], http://moscito.org David Morgan, Canberra March 28, 2000 Contents 1 Introduction 7 1.1 General Philosophy . 7 1.1.1 Action and Adventure . 7 1.1.2 Bondage vs. Discipline . 7 1.1.3 Canap´e:Fours, Fives, and mafia ......................................... 8 1.1.4 Distinct Design: Pride and Price . 8 1.1.5 Extremism or Moderation? . 9 1.1.6 Fixation on Fibonacci: on Relays . 9 1.2 History of Moscito . 9 1.2.1 The Symmetric Relay . 9 1.2.2 From Forcing Pass to Moscito . 9 1.2.3 A Unified Approach in Competition . 9 2 General Constructive Structures 10 2.1 No-trump Structures: Overview . 11 2.1.1 Development over 1N ................................................ 11 2.1.2 Normal bidding over limited 1N .......................................... 11 2.2 Choice of Contracts . 11 2.3 Slam Bidding: asking bids . 11 2.4 Slam Bidding: cue-bids . 11 3 Defensive Bidding 12 3.1 In 2nd chair over 1-level opening . 13 3.1.1 By hand-type: 2nd seat, 1-level . 13 3.1.2 By-call: 2nd seat, 1-level . 13 3.1.3 Adjustments for special circumstances . 14 3.2 Developing a 1-level Overcall . 14 3.2.1 Advancing a 1-level overcall . 14 3.2.2 Advancing over a \negative" double . 15 3.2.3 Advancing over raises . 16 3.2.4 Advancing over a new suit or a transfer . 16 3.2.5 Other Actions by Responder . 17 3.2.6 Handling of further competition . 17 3.2.7 Advancing an overcall as a passed hand . 17 3.3 Other intervention over 1x ................................................. 17 3.3.1 Simple Overcall, 2-level . 17 3.3.2 The Off-Shape Double . 17 3.3.3 The Take-Out No-Trump . 17 3.3.4 2-suited Overcalls . 18 3.3.5 1-suited (Jump) Overcalls . 18 3.4 The 4th chair over 1-level opening . 18 3.4.1 Balancing . 18 3.4.2 Sandwiched, Non-Suit Response . 18 3.4.3 Sandwiched, Suit Response . 19 3.4.4 Sandwiched, Fit Actions . 19 3.5 Defence to no-trump openings . 19 3.5.1 The penalty double . 19 3.5.2 AsPtro overcalls . 19 3.5.3 Other direct chair actions . 20 3.5.4 Sandwiched seat actions. 20 3.6 Defending at the 2-level . 20 1 2 3.6.1 Direct Chair bidding vs. Natural 2-bid . 20 3.6.2 Sandwiched actions vs. natural (2x) ....................................... 21 3.6.3 Defence vs. Quasi-Transfer Preempts . 21 3.6.4 Defence vs. 2-suited openings . 21 3.6.5 Defence to the Multi 2 .............................................. 22 3.6.6 Defence vs. Other 2-bids} . 22 3.6.7 Later Developments on the 2-level . 22 3.7 Defending to high-level preempts . 22 3.7.1 Vs. natural 3- and 4-bids . 22 3.7.2 Vs. Transfer Preempts . 23 3.7.3 Vs. 3 level Multi's . 23 3.8 Defence to other" artificial openings . 23 3.8.1 Vs. Strong Openers . 23 3.8.2 Vs. 2-way 1 Openings . 24 3.8.3 Vs. Weak Artificial| Openings . 24 4 Transfers a la Rubens 25 4.1 Overview . 26 4.2 Basic Rubensohl . 26 4.2.1 Basic Rubensohl over (1x)............................................. 26 4.2.2 Basic Rubensohl at the 2 level . 27 4.2.3 Rubensohl at higher levels . 28 4.3 Rubensohl Handling Complexities . 29 4.3.1 Rubensohl vs. No-suiters a.k.a. Trash . 29 4.3.2 Basic Rubensohl vs. Transfers . 29 4.3.3 Unusual vs 2-suiters . 30 4.4 Transfers over Our Doubles . 31 4.4.1 Transfer lebensohl . 32 4.4.2 Jumping to the 4 level: Leaping Michaels . 32 4.4.3 Rubens Advances . 33 4.5 Passes, Doubles and Redoubles . 34 4.5.1 Forcing Passes ..