Rank-and-file wrestler Ura's effort to break a stalemate against ozeki Kotozakura cost him the bout and the sole lead Saturday, the seventh day of the Summer Grand Sumo Tournament.In a clash preceded by nearly a minute of posturing and stares, Kotozakura made a cautious start against the diminutive No. 4 maegashira with a huge bag of tricks, and it nearly cost him.Ura drove Kotozakura back to the ring's edge but could neither grapple him out nor topple him over. In an effort to end the deadlock, Ura, who had a death grip on the ozeki's right arm, tried to use that hold to pull Kotozakura do…READ FULL ARTICLE