Aliaksandra Pulinovich was a teenager in the city of Baranavichi when she and five other young people spray-painted anti-war and anti-dictatorship slogans on walls. Belarusian authorities accused them of forming an "anarchist cell" under the guidance of Ukrainian special services. A court sentenced Pulinovich to 10 years and three months in prison. US envoy to Belarus John Coale promised to raise the case of Pulinovich on his next trip to Minsk.…