 There was an invigorating crispness in the air, and the dun gelding the Kentuckian rode savored the breeze as a desert dweller savors water.
The air was dull and still.
mnli hypothesis: The air was dull and still. premise:  There was an invigorating crispness in the air, and the dun gelding the Kentuckian rode savored the breeze as a desert dweller savors water.