% Sharing all features

\input core-des

\defineenumeration[theorem][text=Theorem,title=yes,style=italic]
\defineenumeration[definition][theorem][text=Definition]

\starttext

\starttheorem {First Theorem}
  \input zapf
\stoptheorem

\startdefinition {Test Title}
  \input knuth
\stopdefinition

\starttheorem {Second Theorem}
  \input zapf
\stoptheorem


\stoptext