Shown with a cast-on count of 89 stitches.  

• Row 1 (RS): K43, yo, sl2-k1-p2sso, yo, k43.
• Rows 2, 4, 6, 8, 10, 14, 16, 18, 20, 32, 34, 38, 40, 42, 44, and 56: Purl.
• Row 3: K41, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k41.
• Row 5: K39, [yo, sl2-k1-p2sso, yo, k1] twice, yo, sl2-k1-p2sso, yo, k39.
• Row 7: K37, [yo, sl2-k1-p2sso, yo, k1] 3 times, yo, sl2-k1-p2sso, yo, k37.
• Row 9: K35, [yo, sl2-k1-p2sso, yo, k1] 4 times, yo, sl2-k1-p2sso, yo, k35.
• Row 11: K33, [yo, sl2-k1-p2sso, yo, k1] twice, k2tog, yo, yo, sl2-k1-p2sso, yo, yo, ssk, k1, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k33.
• Row 12: P43, k1, p1, k1, p43.
• Row 13: K31, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k3tog, yo, k1, yo, k1, yo, sl2-k1-p2sso, yo, k1, yo, k1, yo, sl1-k2tog-psso, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k31.
• Row 15: K29, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k3tog, k1, yo, k1, yo, k2, yo, sl2-k1-p2sso, yo, k2, yo, k1, yo, k1, sl1-k2tog-psso, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k29.
• Row 17: K27, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k3tog, k2, yo, k1, yo, k3, yo, sl2-k1-p2sso, yo, k3, yo, k1, yo, k2, sl1-k2tog-psso, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k27.
• Row 19: K25, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k3tog, k3, yo, k1, yo, k4, yo, sl2-k1-p2sso, yo, k4, yo, k1, yo, k3, sl1-k2tog-psso, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k25.
• Row 21: K24, k2tog, yo, k1, yo, sl2-k1-p2sso, yo, ssk, yo, k9, k2tog, yo, yo, sl2-k1-p2sso, yo, yo, ssk, k9, yo, k2tog, yo, sl2-k1-p2sso, yo, k1, yo, ssk, k24.
• Row 22: P42, k1, p3, k1, p42.
• Row 23: K25, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k7, k3tog, yo, yo, k2tog, yo, k1, yo, ssk, yo, yo, sl1-k2tog-psso, k7, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k25.
• Row 24: P40, k1, p7, k1, p40.
• Row 25: K24, k2tog, yo, k1, yo, sl2-k1-p2sso, yo, ssk, yo, k5, k3tog, yo, yo, k2tog, yo, k1, yo, sl2-k1-p2sso, yo, k1, yo, ssk, yo, yo, sl1-k2tog-psso, k5, yo, k2tog, yo, sl2-k1-p2sso, yo, k1, yo, ssk, k24.
• Rows 26 and 46: P38, k1, p11, k1, p38.
• Row 27: K25, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k3, k3tog, yo, yo, k2tog, yo, k1, [yo, sl2-k1-p2sso, yo, k1] twice, yo, ssk, yo, yo, sl1-k2tog-psso, k3, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k25.
• Rows 28 and 48: P36, k1, p15, k1, p36.
• Row 29: K24, k2tog, yo, k1, yo, sl2-k1-p2sso, yo, ssk, yo, k1, k3tog, yo, yo, k2tog, yo, k1, [yo, sl2-k1-p2sso, yo, k1] 3 times, yo, ssk, yo, yo, sl1-k2tog-psso, k1, yo, k2tog, yo, sl2-k1-p2sso, yo, k1, yo, ssk, k24.
• Rows 30 and 50: P34, k1, p19, k1, p34.
• Row 31: K25, [yo, sl2-k1-p2sso, yo, k1] 9 times, yo, sl2-k1-p2sso, yo, k25.
• Row 33: K24, k2tog, yo, k1, [yo, sl2-k1-p2sso, yo, k1] 9 times, yo, ssk, k24.
• Row 35: K25, [yo, sl2-k1-p2sso, yo, k1] 3 times, k2tog, yo, yo, sl2-k1-p2sso, yo, k2tog, yo, k1, yo, ssk, yo, sl2-k1-p2sso, yo, yo, ssk, k1, [yo, sl2-k1-p2sso, yo, k1] twice, yo, sl2-k1-p2sso, yo, k25.
• Row 36: P39, k1, p9, k1, p39.
• Row 37: K23, [yo, sl2-k1-p2sso, yo, k1] twice, yo, sl2-k1-p2sso, yo, k3tog, yo, k1, yo, k1, [yo, sl2-k1-p2sso, yo, k1] 3 times, yo, k1, yo, sl1-k2tog-psso, [yo, sl2-k1-p2sso, yo, k1] twice, yo, sl2-k1-p2sso, yo, k23.
• Row 39: K21, [yo, sl2-k1-p2sso, yo, k1] twice, yo, sl2-k1-p2sso, yo, k3tog, k1, yo, k1, yo, k2, yo, sl2-k1-p2sso, yo, k2tog, yo, k1, yo, ssk, yo, sl2-k1-p2sso, yo, k2, yo, k1, yo, k1, sl1-k2tog-psso, [yo, sl2-k1-p2sso, yo, k1] twice, yo, sl2-k1-p2sso, yo, k21.
• Row 41: K20, k2tog, yo, k1, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k3tog, k2, yo, k1, yo, k3, [yo, sl2-k1-p2sso, yo, k1] twice, yo, sl2-k1-p2sso, yo, k3, yo, k1, yo, k2, sl1-k2tog-psso, [yo, sl2-k1-p2sso, yo, k1] twice, yo, ssk, k20.
• Row 43: K21, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k3tog, k3, yo, k1, yo, k4, yo, sl2-k1-p2sso, yo, k2tog, yo, k1, yo, ssk, yo, sl2-k1-p2sso, yo, k4, yo, k1, yo, k3, sl1-k2tog-psso, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k21.
• Row 45: K20, k2tog, yo, k1, yo, sl2-k1-p2sso, yo, ssk, yo, k9, k2tog, yo, [yo, sl2-k1-p2sso, yo, k1] twice, yo, sl2-k1-p2sso, yo, yo, ssk, k9, yo, k2tog, yo, sl2-k1-p2sso, yo, k1, yo, ssk, k20.
• Row 47: K21, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k7, k3tog, yo, yo, k2tog, yo, k1, [yo, sl2-k1-p2sso, yo, k1] twice, yo, ssk, yo, yo, sl1-k2tog-psso, k7, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k21.
• Row 49: K20, k2tog, yo, k1, yo, sl2-k1-p2sso, yo, ssk, yo, k5, k3tog, yo, yo, k2tog, yo, k1, [yo, sl2-k1-p2sso, yo, k1] 3 times, yo, ssk, yo, yo, sl1-k2tog-psso, k5, yo, k2tog, yo, sl2-k1-p2sso, yo, k1, yo, ssk, k20.
• Row 51: K21, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k3, k3tog, yo, yo, k2tog, yo, k1, [yo, sl2-k1-p2sso, yo, k1] 4 times, yo, ssk, yo, yo, sl1-k2tog-psso, k3, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k21.
• Row 52: P32, k1, p23, k1, p32.
• Row 53: K19, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, ssk, yo, k1, k3tog, yo, yo, k2tog, yo, k1, yo, sl2-k1-p2sso, yo, k1, [yo, sl2-k1-p2sso, yo, k1] 4 times, yo, ssk, yo, yo, sl1-k2tog-psso, k1, yo, k2tog, yo, sl2-k1-p2sso, yo, k1, yo, sl2-k1-p2sso, yo, k19.
• Row 54: P31, k1, p25, k1, p31.
• Row 55: K17, [yo, sl2-k1-p2sso, yo, k1] 13 times, yo, sl2-k1-p2sso, yo, k17.