CREATE TABLE table_name_50 (time INT, lane VARCHAR, name VARCHAR)

What's the time of Britta Steffen in a lane less than 4?
SELECT SUM(time) FROM table_name_50 WHERE lane < 4 AND name = "britta steffen"
SELECT SUM("time") FROM "table_name_50" WHERE "britta steffen" = "name" AND "lane" < 4