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piece x=1 y=1piece x=2 y=1
piece x=1 y=2piece x=2 y=2
piece x=1 y=3piece x=2 y=3
piece x=1 y=4piece x=2 y=4
piece x=1 y=5piece x=2 y=5
piece x=1 y=6piece x=2 y=6
piece x=1 y=7piece x=2 y=7
piece x=1 y=8piece x=2 y=8
piece x=1 y=9piece x=2 y=9
piece x=1 y=10piece x=2 y=10
piece x=1 y=11piece x=2 y=11
piece x=1 y=12piece x=2 y=12
piece x=1 y=13piece x=2 y=13
piece x=1 y=14piece x=2 y=14
piece x=1 y=15piece x=2 y=15
piece x=1 y=16piece x=2 y=16
piece x=1 y=17piece x=2 y=17
piece x=1 y=18piece x=2 y=18
piece x=1 y=19piece x=2 y=19
piece x=1 y=20piece x=2 y=20
piece x=1 y=21piece x=2 y=21
piece x=1 y=22piece x=2 y=22
piece x=1 y=23piece x=2 y=23
piece x=1 y=24piece x=2 y=24
piece x=1 y=25piece x=2 y=25
piece x=1 y=26piece x=2 y=26
piece x=1 y=27piece x=2 y=27
piece x=1 y=28piece x=2 y=28
piece x=1 y=29piece x=2 y=29
piece x=1 y=30piece x=2 y=30
piece x=1 y=31piece x=2 y=31
piece x=1 y=32piece x=2 y=32
piece x=1 y=33piece x=2 y=33
piece x=1 y=34piece x=2 y=34
piece x=1 y=35piece x=2 y=35

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