What's  Brazil 's rank one when the thing have note R?
Rank Rowers Country Time Notes
Rowing at the 2008 Summer Olympics – Women's lightweight double sculls
18662704
real text text text text
2-18662704-3
Heat 1
Heat 1
1 Kirsten van der Kolk , Marit van Eupen Netherlands 6:50.90 SA/B
2 Amber Halliday , Marguerite Houston Australia 6:53.23 SA/B
3 Renee Hykel , Jennifer Goldsack United States 6:53.32 R
4 Gabriela Huerta , Lila Perez Rul Mexico 7:11.71 R
5 Camila Carvalho , Luciana Granato Brazil 7:25.90 R
6 Natalya Voronova , Alexandra Opachanova Kazakhstan 7:29.07 R
SELECT COUNT Rank FROM table WHERE Notes = r AND Country = brazil
r brazil