BEGIN CHART 1
Cont to work chart in this way, working corner sts between yarn overs in garter st (knit one rnd, purl one rnd), until rnd 8 is complete. Rep rnds 1—8 once more, then rep rnds 1 and 2 once more. Next rnd [K2, work chart as established to marker, sl marker, k1, yo, *k2tog, yo; rep from * to 2 sts before marker, k1, yo, k1, marker, sl marker] 4 times. Next rnd Work in pats as established, purling corner sts.
Rep last 2 rnds twice more—39 sts each corner.
Purl 1 rnd.