sentences:  This was followed by another national tour, which began on October 7 in Liberec and saw the band play in six cities.In September 2013, Chinaski released a compilation album titled "20 let v síti" (20 Years in the Network), which proved to be another commercial success.On February 6, 2014, the band celebrated their 20-year anniversary with a giant concert at the O2 Arena and subsequently played at various concerts and festivals.