Rolex Grand Slam on Twitter: "*EMOJI-RIDDLE* Another Friday, another Emoji-riddle! 🏆🐎 #StrongerTogether #jumpintohistory #rolexgrandslam #thequestforexcellence #showjumping #horse #equestrian #TheDutchMasters #CHIOAachen #SpruceMeadows #CHIGeneve ...