9 0.7370413285721419 0.4402904541897398 0.17031104195220054 0.17125084361388013
9 0.8754315459690416 0.37124696483019787 0.24913690806191688 0.29600861659283934
0 0.5 0.5 1 1
21 0.6464379863517102 0.5551261073366571 0.1807935156438411 0.16413925046142525