{"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" };