The robots revenge

[pilowsky]

[hv=https://www.bridgebase.com/tools/handviewer.html?lin=st||pn|pilowsky,~~v3fakebot,~~v3fakebot,~~v3fakebot|md|2SJ8532H74DAQJ8CK4,SA97HAKJ83DT752CQ,S4HQT965D9CAJT865,SKQT6H2DK643C9732|sv|b|rh||ah|Board%204|mb|1H|an|Major%20suit%20opening%20--%205+%20!H;%2011-21%20HCP;%2012-22%20total%20points|mb|P|mb|1S|an|One%20over%20one%20--%204+%20!S;%206+%20total%20points|mb|2D|an|Two-level%20overcall%20--%205+%20!D;%2010+%20HCP;%2018-%20total%20points|mb|D!|an|Support%20double%20-%203%20S%20--%205+%20!H;%203%20!S;%2011-21%20HCP;%2012-22%20total%20points|mb|P|mb|2S|an|4+%20!S;%206-10%20total%20points|mb|P|mb|P|mb|P|pc|H7|pc|HA|pc|H6|pc|H2|pc|CQ|pc|CA|pc|C9|pc|C4|pc|D9|pc|D6|pc|DJ|pc|D7|pc|H4|pc|HK|pc|H5|pc|D4|pc|H8|pc|H9|pc|ST|pc|SJ|pc|DA|pc|D2|pc|S4|pc|D3|pc|HT|pc|SQ|pc|D8|pc|HJ|pc|S6|pc|S2|pc|S9|pc|C5|pc|DT|pc|C6|pc|DK|pc|DQ|pc|C7|pc|CK|pc|S7|pc|CJ|pc|H3|pc|HQ|pc|SK|pc|S3|pc|C3|pc|S5|pc|D5|pc|CT|pc|S8|pc|SA|pc|C8|pc|C2|]400|300| When is it a good idea to ruff partners trick?[/hv]

 

[hv=https://www.bridgebase.com/tools/handviewer.html?bbo=y&lin=pn%7CRobot%2CRobot%2CRobot%2CRobot%7Cst%7C%7Cmd%7C2sj8532h74daqj8ck4%2Csa97hakj83dt752cq%2Cs4hqt965d9cajt865%2Cskqt6h2dk643c9732%7Crh%7C%7Cah%7Cboard%204%7Csv%7Cb%7Cmb%7C1h%7Can%7Cmajor%20suit%20opening%20--%205%2B%20%21h%3B%2011-21%20hcp%3B%2012-22%20total%20points%7Cmb%7Cp%7Cmb%7C1s%7Can%7Cone%20over%20one%20--%204%2B%20%21s%3B%206%2B%20total%20points%7Cmb%7Cp%7Cmb%7C2s%7Can%7Csimple%20raise%20--%205%2B%20%21h%3B%204%20%21s%3B%2011%2B%20hcp%3B%2012-15%20total%20points%7Cmb%7Cp%7Cmb%7Cp%7Cmb%7Cp%7Cpc%7Cs3%7Cpc%7Cs7%7Cpc%7Cs4%7Cpc%7Cst%7Cpc%7Ch2%7Cpc%7Ch4%7Cpc%7Cha%7Cpc%7Ch5%7Cpc%7Cd5%7Cpc%7Cd9%7Cpc%7Cd6%7Cpc%7Cdj%7Cpc%7Cs5%7Cpc%7Cs9%7Cpc%7Cc6%7Cpc%7Cs6%7Cpc%7Cd2%7Cpc%7Cc8%7Cpc%7Cd3%7Cpc%7Cd8%7Cpc%7Csj%7Cpc%7Csa%7Cpc%7Ch6%7Cpc%7Csq%7Cpc%7Chk%7Cpc%7Cht%7Cpc%7Cc3%7Cpc%7Ch7%7Cpc%7Ch8%7Cpc%7Ch9%7Cpc%7Cc9%7Cpc%7Cc4%7Cpc%7Cca%7Cpc%7Cc7%7Cpc%7Cck%7Cpc%7Ccq%7Cpc%7Chq%7Cpc%7Cd4%7Cpc%7Cs8%7Cpc%7Chj%7Cpc%7Cda%7Cpc%7Cdt%7Cpc%7Ccj%7Cpc%7Cdk%7Cpc%7Cdq%7Cpc%7Cd7%7Cpc%7Cct%7Cpc%7Cc2%7Cpc%7Cs2%7Cpc%7Ch3%7Cpc%7Cc5%7Cpc%7Csk%7C|]400|300| Left to their own devices at the other table GIB won its own winner at trick one and then gave up all hope.[/hv]

[smerriman]

When is it a good idea to ruff partners trick?

When you know there's no downside in doing so, because your partner has 5 and declarer will overruff the next one, and you need to be on lead to send a heart through.