Besides EM Champion there are some other Siberian determinate tomato varieties with large fruit:
Rozovyi Myod (=Pink Honey in English)
Danko
Velmozha
Kanopus
Gina
Tolstyi Jack (=Fat Jack in English)
Shtambovyi Krupnoplodnyi (=Tree-type Large-fruited in English)
Andrey_BY
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I think the above a great list for this thread.
I will continue in 2018 with trial of Danko
and also Anna Maria's Heart (from Victory seeds)
also not large one but Dwarf Lemon Ice .....
and that's all folks .....I have successfully eliminated the future ...with all the varieties to trial .....LOL