`:foreground', `:background', `:stipple', `:inverse-video', and `:inherit'.
DISPLAY can either be the symbol t, which will match all frames, or an
-alist of the form \((REQ ITEM...)...). For the DISPLAY to match a
-FRAME, the REQ property of the frame must match one of the ITEM. The
-following REQ are defined:
+alist of elements of the form \(REQ ITEM...). For the DISPLAY to match a
+FRAME, each of these elements must be satisfied, meaning that the
+REQ property of the frame must match one of the corresponding ITEMs.
+These are the defined REQ values:
`type' (the value of `window-system')
Under X, in addition to the values `window-system' can take,