[NTG-context] How can I put the chapter head and chapter number in a line

Hi, every one. I am currently write a paper and want to place the chapter and the chapter number in a line with no break line but the example followed \setuphead[chapter][alternative=middle] \starttext \chapter{One} \input knuth \chapter{Two} \input knuth \chapter {Three} \input knuth \stoptext generate the document with a line break between the chapter number and the chapter name. Can anyone help me with this problem