Original sentence: Though the 19 × 19 version is the standard, 13 × 13 and 9 × 9 are also used often by beginners
Edited sentence: However, each captured stone is worth the same as one surrounded intersection, so capturing stones is the secondary way of gaining points.Though the 19 × 19 version is the standard, 13 × 13 and 9 × 9 are also used often