Difficulty Read curling ice

NHK site (http://www.nhk.or.jp/) There is such a page in the。

Page of NHK "difficulty to read the life ☆ commentary curling ice" (http://www.nhk.or.jp/kaisetsu-blog/700/181357.html）

The first half is a rule explanation for beginners、There is a basic explanation of the ice in the second half。