\begin{tikzpicture} \begin{umlseqdiag} \umlactor[class=A]{a} \umldatabase[class=B, fill=blue!20]{b} \umlmulti[class=C]{c} \umlobject[class=D]{d} \begin{umlcall}[op=opa(), type=synchron, return=0]{a}{b} \begin{umlcall}[op=opb(), type=synchron, return=1]{b}{c} \begin{umlcall}[op=opc(), type=asynchron, fill=red!10]{c}{d} \end{umlcall} \begin{umlcall}[type=return]{c}{b} \end{umlcall} \begin{umlcall}[op=opd(), type=synchron, return=3]{c}{d} \end{umlcall} \end{umlcall} \begin{umlcallself}[op=ope(), type=synchron, return=4]{b} \begin{umlcall}[op=opf(), type=synchron, return=5]{b}{c} \end{umlcall} \end{umlcallself} \end{umlcall} \umlcreatecall[class=E, x=8]{a}{e} \begin{umlcall}[op=opg(), name=test, type=synchron, return=6, dt=7, fill=red!10]{a}{e} \umlcreatecall[class=F, stereo=boundary, x=12]{e}{f} \end{umlcall} \begin{umlcall}[op=oph(), type=synchron, return=7]{a}{e} \end{umlcall} \end{umlseqdiag} \end{tikzpicture}