 
 <prompt> Wetin the second S mean for ISS? Based on di last question, write one context wey get di answer. E fit be 1 - 20 sentences. Context: <response>: The Russian R-7 rocket family, wey launch the first Sputnik for the beginning of the space race, dey still dey use till today. E dey service the International Space Station (ISS) as the launcher for both the Soyuz and Progress spacecraft. E also dey carry both Russian and American crews go and come from the station. 