Connect Four on 6 high, 7 wide grid, there are 4,531,985,219,092 positions for all game boards populated with 0 to 42 pieces. The game was first solved by James Dow Allen (October 1, 1988), and independently by Victor Allis (October 16, 1988). Allis describes a knowledge-based approach, with nine strategies, as a solution for Connect Four. Allen also describes winning strategies in his analysis of the game. At the time of the initial solutions for Connect Four, brute-force analysis was not deemed feasible given the game's complexity and the computer technology available at the time. Connect Four has since been solved with
Only Connect Only Connect Only Connect is a British game show presented by Victoria Coren Mitchell. It aired on BBC Four from 15 September 2008 to 7 July 2014 and then moved to BBC Two from 1 September 2014. In the series, teams compete in a tournament of finding connections between seemingly unrelated clues. From 2008 until 2013 the show was recorded in Studio 1 at the ITV Wales Studios based at Culverhouse Cross in Cardiff, which have now been demolished. In late 2013 it moved temporarily to Roath Lock Studios in Cardiff, before settling from 2014 onwards at Enfys Studios in