CHESSZEN.COM has 8 keywords

Second position — 2 keywords

Keywords Analytic

the 2th position for chesszen.com

#	Keyword	Results	Change	Check Date
2	elo estimate chess	43 300	0	2014-06-04
2	elo chess estimation	70 200	0	2014-04-28

positions above than 3th chesszen.com

#	Keyword	Results	Change	Check Date
8	chess move estimator	16 100 000	0	2014-05-16
11	calculate chess elo	22 300	0	2014-08-21
16	elo rating software	72 300	8	2013-10-23
20	calculate elo	163 000	0	2014-12-09
26	Chess Calculator elo	43 000	0	2014-12-28
29	software elo chess	68 600	0	2014-02-06