I've got a double header for W today: Wagner and *Die Walküre*!
Diva: Brünnhilde
Mensch: Sieglinde
Brünnhilde is the woman with the breastplate, Sieglinde is her half sister wearing natural fibers. I've found two wonderful examples of their scene together. First, Hildegarde Behrens and Jessye Norman (both now, sadly, passed) at the Met:
And a more recent performance, Anja Kampe and Anja Harteros at Salzburg, both singing their roles for the first time: