user: Question: Who walked in space from STS-101 EVA 1?
Columns: ['#', 'Spacecraft', 'Spacewalkers', 'Start ( UTC )', 'End (UTC)', 'Duration']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['182.', 'Mir PE-28 EVA 1', 'Sergei Zalyotin Alexander Kaleri', 'May 12, 2000 10:44', 'May 12, 2000 15:36', '4 h, 52 min']
SQL:

assistant: SELECT "Spacewalkers" FROM "Table" WHERE "Spacecraft" = 'STS-101 EVA 1';