CREATE TABLE table_203_486 (id DECIMAL, "place" DECIMAL, "team" TEXT, "matches" DECIMAL, "won" DECIMAL, "drawn" DECIMAL, "lost" DECIMAL, "difference" TEXT, "points" DECIMAL)

which country 's team came in last place during the 1951 world ice hockey championships ?
SELECT "team" FROM table_203_486 ORDER BY "place" DESC LIMIT 1
SELECT "team" FROM "table_203_486" ORDER BY "place" DESC NULLS LAST LIMIT 1