user: Question: What was the co-champions value when solo was 3 and MRC Championships is greater than 3?
Columns: ['Records', 'Pct.', 'MRC Championships', 'Solo', 'Co-Champions', 'State Champions']
Types: ['text', 'real', 'real', 'real', 'real', 'real']
Sample row: ['11-3-0', 0.786, 1.0, 0.0, 1.0, 0.0]
SQL:

assistant: SELECT "Co-Champions" FROM "Table" WHERE "Solo" = 3.0 AND "MRC Championships" > 3.0;