{"a"="x"; "b"=1u; "c"="133.34"; "d"="-inf" };
{"a"="y"; "b"=1u; "c"="90.5";  "d"="12.7" };
{"a"="y"; "b"=0u; "c"="5.01";   "d"="inf"};
{"a"="y"; "b"=0u; "c"="111"; "d"="nan" };
{"a"="y"; "b"=1u; "c"="-8.99";  "d"="6.6"  };
{"a"="x"; "b"=1u; "c"="256.333"; "d"="-77.5"};
{"a"="x"; "b"=1u; "c"="2.0";   "d"="-47.0"};
{"a"="y"; "b"=1u; "c"="88.88";  "d"="3.3"  };
