Table:
text: Dragons' Den
Czech Republic
Czech Republic
Seat Series_1 Series_2 Series_3 Series_4
1 Ivan Pilný Michael Rostock Michael Rostock Michael Rostock
2 Ondřej Bartoš Ondřej Bartoš Ivan Pilný Margareta Křížová
3 Dana Bérová Dana Bérová Dana Bérová Petra Rychnovská
4 Marta Nováková Marta Nováková Marta Nováková John Vanhara
5 Tomio Okamura Tomio Okamura Tomio Okamura Michal Hanus

Question: What shows for Series 4 if seat 1 shows Czech Republic in Dragons' Den?

Question: What is the seat number if Series 3 of Dragons' Den shows Dana Bérová in the Czech Republic?