dwellTime	step	positionX	positionY
1	0	2	3
2	0	1	2
3	0	1	1
4	0	2	2
5	0	4	1
6	0	1	3
7	0	5	3
8	0	4	2
9	0	5	1
10	0	3	3
11	0	3	2
12	0	4	3
13	0	3	1
14	0	5	2
15	0	2	1
