1st row: (RS). 1 sc in 2nd ch from
hook. *Ch 1. Miss next ch. 1 sc in next
ch. Rep from * to end of ch. Turn. 67
(73-81-87-105-119) sts.

2nd row: Ch 1. 1 sc in first sc. 1 sc in
next ch-1 sp. *Ch 1. 1 sc in next ch-1
sp. Rep from * to last sc. 1 sc in last sc.
Turn.

I understand the first row but not the second. What's up with the space?

Thanks!