CLONE
- a mixture of several strong club/diamond systems with natural subsequent bidding.

Opening bids

1C = 8-11 balanced or 17hcp+, any shape.
1D = 9-16 hcp, 4 card+ or 12-13NT with 2+D.
1H = 9-16 hcp, 5 card+.
1S = 9-16 hcp, 5 card+.
1N = 14-16 hcp.
2C = 9-16 hcp, 5 card+.
2D = Multi with 5 card major.
2H = 3-8hcp, 6card.
2S = 3-8hcp, 6card.
2N = 20-21NT

CLONEified Stenberg

The Original CLONE system

Defense against weak/strong 1C



Some useful conventions (not adjusted for CLONE)

Stenberg
XY-NT
Puppet Stayman
Roman Key Card Blackwood - RKCB
Romex
Skip Stayman over 1NT, use L.I.P.S instead!

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