[NTG-context] Putting chord names above the lyrics

Hello, How to put chord names above the lyrics? I have the following in mind \starttext \setupinterlinespace[big] \startlines \chord[C6]Pardon me, boy Is that the Chattanooga choo choo? Track twenty-nin\chord[Gadd9/D]e Boy, you can gimme a sh\chord[C6]ine \stoplines \setupinterlinespace[small] \stoptext which should look like C6 Pardon me, boy Is that the Chattanooga choo choo? Gadd9/D Track twenty-nine C6 Boy, you can gimme a shine Regards, Vyatcheslav