<<p1>> R{"runtime"}min=? [F all_prefer_1]
<<p1,p2>> R{"runtime"}min=? [F all_prefer_1]
<<p1,p2,p3>> R{"runtime"}min=? [F all_prefer_1]
<<p1,p2,p3,p4>> R{"runtime"}min=? [F all_prefer_1]
<<p1,p2,p3,p4,p5>> R{"runtime"}min=? [F all_prefer_1]