multi(P<0.4 [ F "a"], P<0.3 [ F "b"] )//multi(Pmin=? [ F<=10 "a"], R<0.3 [ F "b" | "a"] )
multi(P<0.4 [ F "a"], P<0.3 [ F "b"] )
//multi(Pmin=? [ F<=10 "a"], R<0.3 [ F "b" | "a"] )