3
5
1000 1000 BIRD
2000 1000 BIRD
2000 2000 BIRD
1000 2000 BIRD
1500 2010 NOT BIRD
3
1500 1500
900 900
1400 2020
3
500 700 NOT BIRD
501 700 BIRD
502 700 NOT BIRD
2
501 600
502 501
1
100 100 NOT BIRD
3
107 93
86 70
110 115