Lucky decode of GUBBO double

[virgosrock]

I pulled this only because sick of double swings caused by such doubles.

Maybe someone can provide rationale for pulling.

 

vrock

 

[hv=http://www.bridgebase.com/tools/handviewer.html?lin=pn%7CVirgosRock%2CGVlijm01%2CRobotN%2CRobotE%7Cst%7C%7Cmd%7C2S358JQHQD2KC469TQ%2CSTH7TKAD459QAC23J%2CS267KAH4689D7C5KA%2C%7Crh%7C%7Cah%7CBoard+4%7Csv%7Cb%7Cmb%7C1D%7Can%7CMinor+suit+opening+--+3%2B+%21D%3B+11-21+HCP%3B+%7Cmb%7C1S%7Can%7COne-level+overcall+--+5%2B+%21S%3B+8-17+HCP%3B+9-19+total+points+%7Cmb%7C3D%7Can%7CPreemptive+raise+--+5%2B+%21D%3B+4-9+total+points+%7Cmb%7C4S%7Can%7C4%2B+%21S%3B+9%2B+total+points%7Cmb%7C5D%7Can%7C3%2B+%21D%3B+20-21+HCP%3B+21-22+total+points%7Cmb%7Cd%7Can%7C5%2B+%21S%3B+15-17+HCP%3B+16-19+total+points+%7Cmb%7Cp%7Cmb%7C5S%7Can%7C5%2B+%21S%3B+9%2B+total+points%7Cmb%7Cd%7Can%7C3%2B+%21D%3B+20-21+HCP%3B+21-22+total+points%7Cmb%7Cp%7Cmb%7Cp%7Cmb%7Cp%7Cpg%7C%7Cpc%7CC8%7Cpc%7CC4%7Cpc%7CCJ%7Cpc%7CCA%7Cpg%7C%7Cpc%7CS2%7Cpc%7CS4%7Cpc%7CSQ%7Cpc%7CST%7Cpg%7C%7Cpc%7CS5%7Cpc%7CH7%7Cpc%7CSA%7Cpc%7CS9%7Cpg%7C%7Cpc%7CS6%7Cpc%7CD3%7Cpc%7CS3%7Cpc%7CD4%7Cpg%7C%7Cpc%7CCK%7Cpc%7CC7%7Cpc%7CCQ%7Cpc%7CC3%7Cpg%7C%7Cpc%7CC5%7Cpc%7CH5%7Cpc%7CCT%7Cpc%7CC2%7Cpg%7C%7Cpc%7CC9%7Cpc%7CD5%7Cpc%7CD7%7Cpc%7CD8%7Cpg%7C%7Cpc%7CC6%7Cpc%7CD9%7Cpc%7CH8%7Cpc%7CH2%7Cpg%7C%7Cpc%7CD2%7Cpc%7CDQ%7Cpc%7CS7%7Cpc%7CDJ%7Cpg%7C%7Cpc%7CH9%7Cpc%7CH3%7Cpc%7CHQ%7Cpc%7CHK%7Cpg%7C%7Cpc%7CDA%7Cpc%7CSK%7Cpc%7CDT%7Cpc%7CDK%7Cpg%7C%7Cpc%7CH6%7Cpc%7CHJ%7Cpc%7CSJ%7Cpc%7CHT%7Cpg%7C%7Cpc%7CS8%7Cpc%7CHA%7Cpc%7CH4%7Cpc%7CD6%7Cpg%7C%7C%0A%0A]399|300[/hv]

[ahydra]

Well, with the ♦A likely to be on your left you have an ODR of almost infinity. I think you judged it well.

 

ahydra

[virgosrock]

Well, with the ♦A likely to be on your left you have an ODR of almost infinity. I think you judged it well.

 

ahydra

 

ODR = ?

 

vrock

[pescetom]

ODR = ?

 

ODR explanation