Slowed-Down Blackbird

Three people in the snow getting rid of  themselves breath by breath and every six seconds a blackbird three people in raincoats losing their tracks in the snow walking as far as the edge and back again with the trees exhausted tapping at the sky and every six seconds a blackbird first three then two passing one eye between them and the eye is a white eraser rubbing them away and on the edge a blackbird trying over and over its broken line trying over and over its broken line