Previous bidding:

minimum

extra

extra+

maximum

(6)7+♦

(6)7+♦

suit preference

suit preference

~11-12 HCP (2.75-3 HT)

~13-15 HCP (3.25-3.75 HT)

4♥

4♥

any

any

~11-12 HCP (2.75-3 HT)

~13+ HCP (3.25+ HT)

any

any

any

any

NT preference

NT preference

NT preference

NT preference

~11-12 HCP (2.75-3 HT)

~13-18 HCP (3.25-4.5 HT)

~19-20 HCP (4.75-5 HT)

~21+ HCP (5.25+ HT)

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