SchoolContact play

Lesson 18 of 30

Primes and their length

Learn primes and their length, recognise the relevant board cues and apply the idea in a real game.

8 minutesTheory + knowledge check
01
Main idea

The rule to remember

Balance safety, anchors, primes and direct shots by considering the opponent's strongest reply.

02
At the board

How it works in a game

A move that makes a useful point and keeps an escape route is usually stronger than a move that creates several exposed blots. This is the central decision pattern for “Primes and their length”.

03
Before the move

Quick checklist

  1. 1Count direct shots
  2. 2Value connected points
  3. 3Keep a flexible escape

Knowledge check

Which approach best matches “Primes and their length”?

Choose one answer. A correct answer unlocks lesson completion.

The correct answer unlocks completion