A3
C5
C6
B1
D3
(IN USE)
D6
E1
E4
D4
(IN USE)
B4
E6
C1
(IN USE)
C2
C3
(IN USE)
B3
(IN USE)
B6
A1
A2
A4
A5
D1
(IN USE)
D2
(IN USE)
D5
E2
E5
E3
C4
A6
B2
B5
F1