Relief Crochet Pattern
PGr (Pocket Group) = work [sc, hdc, 3 dc] around stem of indicated stitch.
The quantity of sts is multiple 3 + 1 + 2 chain sts increase.
Multiple of 3 sts + 1 (add 2 for base chain)
1st row (WS): Dc in 3rd ch from hook, dc into each ch to end, turn;
2nd row: 1 PGr around first st, sk 2 sts, sl st into top of next st, *PGr around same st as sl st, sk 2 sts, sl st into top of next st, rep from * to end, turn;
3rd row: Ch 2, dc into each st to end, turn.
Repeat 2nd and 3rd rows.