ydb/yt/yql/tests/sql/suites/join/input6.txt

{"key1"="1";"subkey1"="a";"key"="1";"subkey"="a";"value"="value1_1"};
{"key1"="INVALID";"subkey1"="b";"key"="INVALID";"subkey"="b";"value"="value1_2"};
{"key1"="3";"subkey1"="c";"key"="3";"subkey"="c";"value"="value1_3"};
{"key1"="4";"subkey1"="d";"key"="4";"subkey"="d";"value"="value1_4"};