E 1

E 2

E 3

C 1

A 1

[ l 5 , l 6 ] , ( l 0 u , l 4 v )

[ l 4 , l 4 ] , ( l 0 u , l 4 v )

[ l 5 , l 5 ] , ( l 0 u , l 3 v )

A 2

[ l 4 , l 5 ] , ( l 2 u , l 3 v )

[ l 5 , l 6 ] , ( l 2 u , l 3 v )

[ l 4 , l 5 ] , ( l 1 u , l 4 v )

A 3

[ l 3 , l 4 ] , ( l 0 u , l 4 v )

[ l 4 , l 5 ] , ( l 0 u , l 3 v )

[ l 4 , l 4 ] , ( l 0 u , l 4 v )

A 4

[ l 6 , l 6 ] , ( l 3 u , l 2 v )

[ l 5 , l 5 ] , ( l 1 u , l 3 v )

[ l 3 , l 4 ] , ( l 0 u , l 4 v )

C 2

A 1

[ l 2 , l 3 ] , ( l 2 u , l 3 v )

[ l 3 , l 4 ] , ( l 0 u , l 4 v )

[ l 3 , l 4 ] , ( l 1 u , l 4 v )

A 2

[ l 5 , l 5 ] , ( l 2 u , l 3 v )

[ l 3 , l 4 ] , ( l 1 u , l 3 v )

[ l 5 , l 5 ] , ( l 1 u , l 3 v )

A 3

[ l 4 , l 4 ] , ( l 0 u , l 4 v )

[ l 4 , l 4 ] , ( l 0 u , l 4 v )

[ l 5 , l 5 ] , ( l 1 u , l 3 v )

A 4

[ l 2 , l 3 ] , ( l 0 u , l 5 v )

[ l 4 , l 5 ] , ( l 2 u , l 3 v )

[ l 3 , l 4 ] , ( l 0 u , l 4 v )

C 3

A 1

[ l 5 , l 6 ] , ( l 3 u , l 3 v )

[ l 3 , l 4 ] , ( l 0 u , l 5 v )

[ l 4 , l 5 ] , ( l 2 u , l 3 v )

A 2

[ l 3 , l 4 ] , ( l 0 u , l 5 v )

[ l 4 , l 5 ] , ( l 0 u , l 3 v )

[ l 2 , l 3 ] , ( l 0 u , l 5 v )

A 3

[ l 4 , l 5 ] , ( l 1 u , l 4 v )

[ l 2 , l 3 ] , ( l 2 u , l 3 v )

[ l 1 , l 3 ] , ( l 0 u , l 5 v )

A 4

[ l 3 , l 4 ] , ( l 0 u , l 3 v )

[ l 2 , l 3 ] , ( l 1 u , l 3 v )

[ l 4 , l 5 ] , ( l 1 u , l 3 v )

C 4

A 1

[ l 3 , l 4 ] , ( l 0 u , l 3 v )

[ l 6 , l 6 ] , ( l 2 u , l 3 v )

[ l 4 , l 4 ] , ( l 0 u , l 4 v )

A 2

[ l 4 , l 4 ] , ( l 3 u , l 3 v )

[ l 3 , l 4 ] , ( l 0 u , l 4 v )

[ l 3 , l 4 ] , ( l 2 u , l 3 v )

A 3

[ l 4 , l 5 ] , ( l 0 u , l 4 v )

[ l 3 , l 4 ] , ( l 1 u , l 4 v )

[ l 4 , l 4 ] , ( l 0 u , l 4 v )

A 4

[ l 3 , l 3 ] , ( l 1 u , l 3 v )

[ l 4 , l 4 ] , ( l 0 u , l 3 v )

[ l 5 , l 5 ] , ( l 2 u , l 3 v )