user: Question: What is the number of the rank for the name of chen yan in a lane less than 2?
Columns: ['Rank', 'Lane', 'Name', 'Nationality', 'Time']
Types: ['real', 'real', 'text', 'text', 'text']
Sample row: [1.0, 5.0, 'Yana Klochkova', 'Ukraine', '2:13.08']
SQL:

assistant: SELECT "Rank" FROM "Table" WHERE "Name" = 'chen yan' AND "Lane" < 2.0;