ydb/yt/yql/tests/sql/suites/union/input2.txt

{"key"="075";"subkey"="1";"value"="abc"};
{"key"="800";"subkey"="2";"value"="ddd"};
{"key"="020";"subkey"="3";"value"="www"};
{"key"="150";"subkey"="4";"value"="www"};