Diagnostic: WH– Probe
Halliday & Matthiessen (2004: 266-7):
Abstract space is the source of various expressions that serve as realisations of other types of circumstance such as Manner … Rôle … It can be difficult to determine whether such an expression serves as an abstract Location or as a circumstance of another type. But probes involving Wh– items usually help us draw the line. For example, using the spatial where …
