The result at Arena do Gremio in the southern city of Porto Alegre left Gremio 12th in the 20-team standings with 13 points from 10 matches. Palmeiras rose two places to fourth with 18 points.
Everything changed after the break with Son latching onto another Kane through ball in the 47th minute to put his side ahead, before adding two more in the 64th and 74th minutes.
The final chance of the match fell to Madrid's Tony Kroos but the German's effort went wide.
He clocked an impressive 3:28.45 to win the 1,500m in Monaco, just four one-hundredths of a second outside his lifetime best.
Schwartzman, who ousted Rafael Nadal in the quarterfinals, beat Canadian Denis Shapovalov 6-4, 5-7, 7-6 (4) in the other semifinal.
El Tri and Guatemala have met 33 times, with Mexico winning 21, drawing eight and losing four.
Guangzhou still ranks first in the group, and will take on Dalian Pro in the group's last round.
Although Zhang Changning helped Jiangsu retake advantage again, Yunnan still followed closely and even leveled the score at 13-13. Yuan Xinyue and Jiang Yuxiao then contributed the crucial four consecutive points to secure Jiangsu's lead.
BERLIN, Sept. 24 (Xinhua) -- While the German Bundesliga has witnessed several scandals since its founding in 1963, this week's internal revolt of FSV Mainz players represents a new level of confrontation.
Other measures include the reduction of stakeholder personnel attending the Games by 10 to 15 percent, streamlining transport services, adjusting spectator activities at competition venues and hosting a number of pre-Games meetings online.
The 16-team CSL was split into two groups, each group of eight teams based respectively in Dalian and Suzhou. Both groups will play 14 rounds in the first phase, which is to end next Monday.