id,name,chief,age,room,phone
0,jack,0,22,1,1516
1,carl,0,20,4,1041
2,john,1,30,2,1617
3,dean,1,33,2,1617
4,eve,0,25,5,9212
5,duncan,4,30,1,1516
6,paul,4,30,5,9212
7,alia,1,28,1,1516
---,---,---,---,"0","1515"
---,---,---,---,"3","1601"
---,---,---,---,"6","1424"
---,---,---,---,"7","1294"