3. (Plate 45, C) White, A 16, B 13, 15, 17, 18, C 14, 19, D 16, 17, 18, E 13, 16, F 16, G 14, 15. Black, B 16, C 15, 16, 17, 18, D 15, E 15, F 15, 17, G 16, 17. 4. (Plate 45, D) White, B 3, C1, 3, 4, 5, 6, D 2, E 3, F 2. Black, A 3, B 2, 4, 5, 6, C 2, 7, D 7, E 4, 6, F 4, G 2, 3. C2, 5. White, A 3, B4, C4, D 3, 4, F 2, 3, 4. Black, B 3, C 3, 5, 6, D 2, E 2, 6, F 1, G 2, 4, 5, H 3. 6. White, A 18, B 15, 17, C 14, 18, D 14, 19, E 14, 18, F 15, 18, G 19, H 16, 17, 18. Black, A 16, B 16, 18, C 16, D 15, 17, 18, E 17, F 17, G 17, 18. 7. White, P 5, 6, Q3, 4, 9, R 3, 9, S 4, 5, 7, 8, T 6. Black, N 4, P 2, 3, 4, Q5, R 4, 5, 6, 7, 8, S 6. 8. White, Q16, 17, 18, R 13, 14, 15, 16, 18, S 16. Black, O 17, P 12, 15, 18, Q 13, 15, R 12, 17, S 13, 14, 15, 17, 18, T 16. 9. White, A 3, 4, B 4, 6, C 2, 3, 5, D 1, 3, E 3, F 3, G 3, H 3, J 2, 3. Black, B 1, 2, 3, C 1, 4, D 2, 4, E 2, 4, F 2, 5, G 2, H 2, 5, J 1, K 2, 3, 4. 10. White, A 9, 12, B 8, 10, 11, 13, 14, 16, 17, C 8, 15, D 9, 15, E 11, 13, 14. Black, A 18, B 9, 12, 18, C 9, 10, 11, 12, 13, 14, 17, D 14, 17, E 15, 16. 11. White, H 17, J 15, 18, L 14, 15, M 14, N 15, 16, 17, O 17, 18, P 17, Q17. Black, K 17, L 16, M 15, 16, 18, N 14, 18, O 14, 19, P 18, Q15, 18, R 16, 12. White, O 4, 6, P 2, 3, 8, Q9, R 4, 5, 6, 9, S 3, 4, 7, 9, T 7, 8. Black, Q3, 4, 5, 6, 7, R 3, 7, 8, S 2, 6, 8, T 2. VII. CUTTING 1. (Plate 46, A) White, C 15, D 17, 18, E 15, 17, G 18, H 18, J 13, K 13, 14, 15, 16, 17, 18. Black, E 18, F 12, 17, 18, G 13, 15, 17, H 12, JII, 14, L 12, 16, 18, M 14, 16, N 18. 2. (Plate 46, B) White, J 3, K 5, 6, L 3, 4, 7, P 3, 5, 7, Q2, 3, 9, R 6. Black, L 5, 8, M 3, 8, N 3, 5, 7, O 3, 8, P 2. 3. White, C 15, D 18, E 13, 15, 16, 17, H 18, J 12, 15, 17, K 13, 14, 15, 17. Black, E 18, F 12, 13, 17, 18, G 15, 17, H 12, 13, J 11, 14, L 12, 16, 17, 4. White, H 5, 7, 9, 10, J 3, K 3, 5, 7, 9, L 2, 3, M 2, 9, O 4, 6, 7, 8, Q3, R 3. Black, G 5, 6, 7, 9, H 3, 4, 8, J 2, M 3, 5, 7, N 2, 3, 5, 7, P 2, Q 2. SOLUTIONS TO PROBLEMS I. SAVING THREATENED GROUPS 1. T 19. 2. T 2, S 1, T 4, Q 2, R 1. 3. A 18, A 16, B 16. 4. B2, C1, B1, D1, C2. 5. A 2, B1, A 4 or A 2, A 4, B 1. 6. C 17, C 18, D 17, E 17, B 18, D 18, A 18, B 19, A 12, A 14, B 14. 7. O 18, N 18, Q17, R 18, P 18, N 17, R 17, O 19, R 19, P 19, T 17 or O 18, P 18, R 18, or O 18, R 18, P 18. 8. S2, RI, SI. 9. B1, A2, B 2. 10. A 17, B 19, B 18, A 14, C 19, A 16, A 19, B 17, B 16. 11. T 16, T 18, T 14 or T 16, S 12, T 18. 12. S 5, S 6, T 5. 13. C 1. 14. B 19. 15. S 18, S 19, S 13, T 18, S 15, T 17, T 14 or S 18, S 13, T 16. 16. S 5, T 5, T 4, S 4, T 2, T 6, Q2, or S 5, T 5, T 4, S 4, T 2, Q2, S 3, T 4, T 6, T4, T5, S 1, S 8. 17. A 3, B1, B2, E 3, A 1, A 2, C1. 18. F 17, G 17, F 18, G 18, D 18, E 18, D 19, E 19, D 16, F 19, B 19, A 18, B 18, A 17, D 14, C 18, B 17, C 19, B 16, or F 17, G 17, F 18, G 18, D 18, E 18, D 19, E 19, D 16, F 19, B 19, C 18, B 18. 19. Q15, Q14, R 15, S 15, T 16, S 14, Q 19, T 17, S 18, N 19, R 19. 20. T 3, S6, T 5, S 3, R 3. 21. A 16, A 17, A 15, B 18, B 19, B 17, A 18, A 19, C 19. 22. C 3, B 3, B 2, B 1, A 2, A 3, B 6, B 5, A 5, A 1, D 4, B 4, B 8, E 1, 23. S1, T2, T3, P 1, Q1, Q2, Q3, R 1, R 2. 24. T 17, S 15, R 19. II. KILLING GROUPS 1. Q19, S 18, T 17, T 16, R 19, S 19, T 18, P 19, Q 19. 2. S2, Q4, 05, R 3, R1, S1, T1, S 3, T4, T 3, S 4, or S 2, R 1, R 4, R 3, Q4, S4, S 3. 3. B 19, C 19, C 18, A 19, A 17. 4. A 1, D1, B1. 5. B1, B2, A 1, E 1, CI. 6. C 14, E 18, C 18, E 17, B 17, C 16, A 17, A 16, B 19 or C 14, C 18, E 18, B 18, C 16, C 17, A 16, A 15, A 17, B 15, C 19, B 19, A 18 or C 14, C 18, E 18, C 16, B 19, C 19, B 18, B 15, A 15. 7. S 18, R 18, S 19, R 19, S 17, R 17, S 15. 8. T 5, T 4, R 4, S 4, S 2, S 3, T 2. 9. B 2, A2, C2, D 1, A 4, A 3, A 5, B 3, B 1, D4, C1 or B2, B3, C 2, D1, A2, B1, A 4, A 3, D 4. 10. A 15, A 17, D 18, C 16, A 16, B 16, B 18 or A 15, B 16, D 18. 11. R 19, P 14, O 13, O 17, N 18, R 17, P 19. 12. T 2, T 5, T 3, Q1, S 2, R 3, S 1, or T 2, T 5, T 3, S 2, Q1, R 1, T1. 13. F 1, D 1, A 3, A 2, B 1, C 1, G 1, B 2, D 2, C 2, E 1. 14. L 18, G 18, H 19, D 18, E 19 or L 18, D 18, F 18, G 18, F 17, E 18, H 18. 15. S 17, S 16, S 19, R 18, S 18, T 18, T 17, T 16, Q 19, R 19, P 19. 16. S3, S 2, S4, T 2, O 2, P 1, R 1, R 2, S 1. 17. B 19, B 18, E 19, C 18, B 15. 18. R 1, N 2, O 3, O 1, M1, M2, Q1, L 2, N1, L1, N1, M1, T3, T 2, T 4, 19. S 18, T 17, R 17, R 18, T 18, Q 17, T 16, R 17, P 18. 1. S 18, T 16, T 17. III. PLAYING FOR "Ko" 2. P1, O2, T2, T 3, Q 2, Q3, R 3, S 2, R 1, T1, N2 or P 1, Q1, Q3, Q2, S 2, T 2, S 1, R 3, O2 or P1, S2, O2, Q1, S 6, S 8, R 5, R 8, Q3, Q2, T3, T 2, S 1. 3. A 18, C 19, B 19. 4. D1, B2, B3, A 3, A 2, A 1, B 1. |