What Should GR’s Turf Painting Robot Be Named? Public Voting is Now Open I'm kind of partial to "Sir Linesalot" and "Sammy Spraygar"... The City of Grand Rapids is looking for help naming its new autonomous, GPS-enabled, turf-painting robot, designed to paint precise athletic field lines in less time and using less paint than traditional methods. Get our free mobile app According to a release, the City of GR expects the new bot to save the park maintenance department about $5,000 in annual labor and material costs. They say workers will be able to focus on other on other tasks, like cleaning restrooms and removing litter, while the bot does its thing.