Yarn over the hook, insert the hook through the loop of the next chain stitch, yarn over the hook and draw the hook through the chain stitch only. You now have three loops on the hook. Yarn over hook and pull through the first two loops only.
Punto alto (pa)/ Bride (br) /Staben (Stb)/ Mezza Alta(m.alta)/ Ponto alto (pa)/ Slupek/ Ühekordne sammas - 1s
Yarn over the hook and draw through the remaining two loops