4 <- 5  (30.0/3, 100.0, 142.9, 30.0)
2 <- 1  (60.0/6, 83.3, 119.0, 13.3)
3 <- 2  (70.0/7, 85.7, 122.4, 15.7)
2 <- 3  (70.0/7, 85.7, 122.4, 15.7)
4 <- 5 1  (10.0/1, 100.0, 142.9, 30.0)
4 <- 5 3  (10.0/1, 100.0, 142.9, 30.0)
3 <- 1 2  (50.0/5, 80.0, 114.3, 10.0)
2 <- 1 3  (40.0/4, 100.0, 142.9, 30.0)
2 <- 1 3 4  (20.0/2, 100.0, 142.9, 30.0)