Previous bidding:
minimum
extra
maximum
7+♣
7+♣
suit preference
suit preference
~11-12 HCP (2.75-3 HT)
~13-15 HCP (3.25-3.75 HT)
any
any
any
NT preference
NT preference
NT preference
~11-12 HCP (2.75-3 HT)
~13-14 HCP (3.25-3.5 HT)
~15+ HCP (3.75+ HT)
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