| Medical scientists are starting to uncover a handful of genes which , if damaged , unleash the chaotic growth of cells that characterizes cancer . | </s><s> combine he they increase tax </s> <s> | start /83/Activity_start/RootInDisc | scientist uncover </s><s> begin research </s> |
| The computer giant 's current mainframe line , which has sold well and has huge profit margins , is starting to show its age . | addition failure facility operate </s> <s> | start /83/Process_start/RootInDisc | line show </s><s> begin which July </s><s> |
