Bridge Bidding Notation 1.0 XSD version 1.1 Use exactly 1 attribute! Use at most 1 tDenom attribute! Use exactly 1 attribute combination: 1. tBidVal 2. tLevel + tDenomVal 3. tLevel + tDenomRef 3. tLevel + tBidRef No attribute 'tBidVals' needed when described by elements. Use exactly 1 attribute! Use at most 1 tSuit attribute! Use exactly 1 suit attribute! Use exactly 1 suit attribute! hcp: No maximum value because of count system dependency. controlCounts: Ace counts for 2, King counts for 1