user: Question: How much did the Girl, nicknamed Chidi, weigh at birth?
Columns: ['Full Name', 'Nickname', 'Gender', 'Weight at birth', 'Meaning']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Chukwuebuka Nkemjika', 'Ebuka', 'Girl', '690g (22 oz.)', 'God is Big']
SQL:

assistant: SELECT "Weight at birth" FROM "Table" WHERE "Gender" = 'Girl' AND "Nickname" = 'Chidi';