2♣ - 11–15, 5+♣ , 4+♠ ♥ or 6+♣
2♦ ! (R) , STAY or FG 2M NF , 5+#2NT! LEB , PRE 3+♣ or FG 5+ 5+ non-♣ 3♣ LIM , 3+♣ 3X INV , 6+#4♣ PRE , usually 4+♣
This relay asks for 4-card majors and strength.
2♣ -2♦ STAY or FG
2♥ ♠ 11–13, 4+# 2NT 11–13, 6+♣ , 0–3♠ , 0–3♥ 3♣ 14–15, 6+♣ , 0–3♠ , 0–3♥ 3♦ ♥ ♠ 14–15, 4+#, 6+♣
To differentiate between 5-card and 6-card majors, responder directly rebids a
6-card major but relays to ask for 3-card support.
The 2NT relay asks for a 3-card side suit.
2♣ -2♦ 2M- 11–13, 4+#
2♠ NF , 4+♠ 2NT! (R) , FG 3♣ NF , 3+♣ 3♦ , 3OM FG , 6+#3M NF , 4+#
Unlike most variants of Precision, I reassign opener’s 3♣ to the most common (5422).
There is no space left for an invitational 2NT at 2♣ -2♦ -2♠ . Responder must take
this into account when inviting with 4=♥ .
2♣ -2♦ 2M-2NT (R)
3♣ ! 4225 3♦ , 3OM 3=# 3M! FRAG , 6+♣ , 0–1OM3NT! FRAG , 6+♣ , 0–1♦
The 3♦ relay asks for a 3-card side suit.
2♣ -2♦ [2NT, 3♣ ]- 6+♣ , 0–3♠ , 0–3♥
3♣ NF , 2+♣ 3♦ ! (R) , FG 3M FG , 6+#
2♣ -2♦ [2NT, 3♣ ]-3♦ (R)
3M 3=# 3NT 0–2♠ , 0–2♥
As opener has shown 10 cards, the cheapest suit becomes a relay that asks for
shortness.
2♣ -2♦ 3♦ - 14–15, 4+♦ , 6+♣
3♥ ! (R) 3♥ 3♠ ! SPL , 0–1♠ 3♠ 3NT! SPL , 0–1♥
2♣ -2♦ 3♥ - 14–15, 4+♥ , 6+♣
3♠ ! (R) 3♠ 3NT! SPL , 0–1♠ 3♠ 4♣ ! SPL , 0–1♦
2♣ -2♦ 3♠ - 14–15, 4+♠ , 6+♣
4♣ ! (R) 4♣ 4♦ ! SPL , 0–1♦ 4♦ 4♥ ! SPL , 0–1♥
2♣ -2NT 3♣ - (R)
P PRE , 3+♣ 3♦ ! FG , 5+♦ , 5+♥ 3♥ ! FG , 5+♥ , 5+♠ 3♠ ! FG , 5+♠ , 5+♦