digraph G { 1 [label="Month", shape = ellipse]; 2 [label="Hour", shape = ellipse]; 3 [label="t14", shape = record]; 2 -> 3[ label = 0 ]; 4 [label="Day", shape = ellipse]; 5 [label="t18", shape = record]; 4 -> 5[ label = 0 ]; 6 [label="t14", shape = record]; 4 -> 6[ label = 1 ]; 2 -> 4[ label = 1 ]; 7 [label="t14", shape = record]; 2 -> 7[ label = 2 ]; 1 -> 2[ label = 0 ]; 8 [label="Hour", shape = ellipse]; 9 [label="t15", shape = record]; 8 -> 9[ label = 0 ]; 10 [label="Day", shape = ellipse]; 11 [label="t20", shape = record]; 10 -> 11[ label = 0 ]; 12 [label="t15", shape = record]; 10 -> 12[ label = 1 ]; 8 -> 10[ label = 1 ]; 13 [label="t15", shape = record]; 8 -> 13[ label = 2 ]; 1 -> 8[ label = 1 ]; 14 [label="Hour", shape = ellipse]; 15 [label="t27", shape = record]; 14 -> 15[ label = 0 ]; 16 [label="Day", shape = ellipse]; 17 [label="t24", shape = record]; 16 -> 17[ label = 0 ]; 18 [label="t27", shape = record]; 16 -> 18[ label = 1 ]; 14 -> 16[ label = 1 ]; 19 [label="t27", shape = record]; 14 -> 19[ label = 2 ]; 1 -> 14[ label = 2 ]; 20 [label="Hour", shape = ellipse]; 21 [label="t16", shape = record]; 20 -> 21[ label = 0 ]; 22 [label="Day", shape = ellipse]; 23 [label="t20", shape = record]; 22 -> 23[ label = 0 ]; 24 [label="t16", shape = record]; 22 -> 24[ label = 1 ]; 20 -> 22[ label = 1 ]; 25 [label="t16", shape = record]; 20 -> 25[ label = 2 ]; 1 -> 20[ label = 3 ]; 26 [label="Hour", shape = ellipse]; 27 [label="t14", shape = record]; 26 -> 27[ label = 0 ]; 28 [label="t18", shape = record]; 26 -> 28[ label = 1 ]; 29 [label="t14", shape = record]; 26 -> 29[ label = 2 ]; 1 -> 26[ label = 4 ];