0	6	15	1	2
0	1	3	2	8
0	1	6	8	3
0	1	8	2	3
0	1	10	7	10
0	4	14	1	13
0	6	2	1	14
0	1	15	2	3
0	7	10	1	15
0	7	7	2	6
0	6	3	2	7
0	2	7	6	4
0	2	8	4	13
0	6	8	4	3
0	4	10	4	13
0	4	10	5	12
0	7	9	4	12
0	5	2	6	7
0	6	7	5	6
0	5	10	6	12
0	5	12	6	2
0	6	7	5	12
0	5	12	8	6
0	7	3	6	11
0	7	11	6	11
0	6	16	7	12
0	7	11	7	3
0	7	13	7	10