Original sentence: Although Baseball Prospectus had been the owner of PECOTA since Silver sold it to them in 2003 -- and Silver stewarded and took responsibility for the forecasts -- henceforth PECOTA forecasts would be generated by the Baseball Prospectus team, apparently with Clay Davenport in charge of the effort.The 2009 forecasts were the last ones for which Silver took primary responsibility
Edited sentence: Although Baseball Prospectus had been the owner of PECOTA since Silver sold it to them in 2003 -- and Silver stewarded and took responsibility for the forecasts -- henceforth PECOTA forecasts would be generated by the Baseball Prospectus team, with Clay Davenport in charge of the effort.The 2009 preseason forecasts were the last ones for which Silver took primary responsibility