E 1-1
E-1-3
E2-2
E2-4
C3-1
C4-3
E1-3
E2-1
S1-2
S2-3
S1-4
S3-1
E1-4
E2-3
E3-3
E3-4
S3-2
S2-1
S4-3
E 1/1
C3/1
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