# endgame2.sgf is a refinement of the endgame problems in ego.sgf loadsgf games/endgame2.sgf 1 201 reg_genmove white #? [R10]* loadsgf games/endgame2.sgf 2 202 reg_genmove black #? [Q9] loadsgf games/endgame2.sgf 3 203 reg_genmove white #? [A7] # H19 and A12 are both 1 point sente. loadsgf games/endgame2.sgf 4 204 reg_genmove black #? [H19|A12] loadsgf games/endgame2.sgf 5 205 reg_genmove white #? [F18|E18] loadsgf games/endgame2.sgf 6 206 reg_genmove black #? [A12] loadsgf games/endgame2.sgf 7 207 reg_genmove white #? [A11] loadsgf games/endgame2.sgf 8 208 reg_genmove black #? [N1]* loadsgf games/endgame2.sgf 9 209 reg_genmove white #? [A6|O1] # A5 is sente because the followup is bigger than black's capture at O2. loadsgf games/endgame2.sgf 10 210 reg_genmove black #? [A5] # A5 is sente because the followup is bigger than black's capture at O2. loadsgf games/endgame2.sgf 11 211 reg_genmove white #? [A5] loadsgf games/endgame2.sgf 12 212 reg_genmove black #? [A5] loadsgf games/endgame2.sgf 13 213 reg_genmove white #? [Q8|C13] loadsgf games/endgame2.sgf 14 214 reg_genmove black #? [R8|C12|C13] loadsgf games/endgame2.sgf 15 215 reg_genmove white #? [C13] loadsgf games/endgame2.sgf 16 216 reg_genmove black #? [D13] loadsgf games/endgame2.sgf 17 217 reg_genmove white #? [C12] loadsgf games/endgame2.sgf 18 218 reg_genmove black #? [H1] loadsgf games/endgame2.sgf 19 219 reg_genmove white #? [T17] ################################################################# # endgame3.sgf features a subtle "eventual shortage of liberties" # position, causing E5 to be worth a whole point. loadsgf games/endgame3.sgf 301 reg_genmove black #? [E5]* 302 reg_genmove white #? [E5] ################################################################# # endgame4.sgf is a question of ending with sente or not. Black E5 # does defend the black F3 string, but turns out to lose a point in # the end. loadsgf games/endgame4.sgf 401 reg_genmove black #? [C4] # The basic 2/3 pt ko capture is undervalued. loadsgf games/endgame5.sgf 501 reg_genmove black #? [E5] # An endgame sente pattern. loadsgf games/endgame6.sgf 1 601 reg_genmove black #? [J8] loadsgf games/endgame6.sgf 1 602 reg_genmove white #? [J8] loadsgf games/endgame6.sgf 2 603 reg_genmove black #? [C1]* loadsgf games/endgame6.sgf 2 604 reg_genmove white #? [D1]* # G5 is one point in sente or 2 points in gote for white. E3 is bigger. loadsgf games/endgame7.sgf 1 701 reg_genmove black #? [E3] loadsgf games/endgame7.sgf 1 702 reg_genmove white #? [E3] loadsgf games/endgame7.sgf 2 703 reg_genmove black #? [G5] loadsgf games/endgame7.sgf 2 704 reg_genmove white #? [G5] loadsgf games/nngs/gnugo-3.3.11-bconwil-200211202359.sgf 242 801 reg_genmove white #? [S14] 802 reg_genmove black #? [S14]* # No point for F5. loadsgf games/endgame8.sgf 803 reg_genmove black #? [J7] 804 reg_genmove white #? [J7] loadsgf games/nngs/gnugo-3.3.17-Wiedemann-200303251932.sgf 151 810 reg_genmove white #? [F5|F4] loadsgf games/nngs/gnugo-3.3.17-Wiedemann-200303251932.sgf 203 820 reg_genmove white #? [H4|M10|K19]* loadsgf games/paul.sgf 205 830 restricted_genmove white M19 B13 #? [B13] loadsgf games/nngs/gnugo-3.3.17-Shindou-200304162217.sgf 110 840 reg_genmove white #? [L15] loadsgf games/nngs/gnugo-3.3.17-Shindou-200304162217.sgf 140 850 restricted_genmove white K4 J4 L4 P5 #? [K4|J4|L4] # Defending T12 is large and R15 is clearly the best way. loadsgf games/endgame9.sgf 860 reg_genmove black #? [R15] # H1 is one point and N7 is about 0.5. loadsgf games/endgame10.sgf 870 restricted_genmove black H1 N7 #? [H1] # K5 is best, although in absence of other worthy moves it doesn't matter. loadsgf games/endgame11.sgf 880 reg_genmove white #? [K5]* # T4 is one point in ko, while T5 and S6 are filling dame only. 890 restricted_genmove white T4 T5 S6 #? [T4] loadsgf games/nngs/gnugo-3.3.21-joshj-200306270402.sgf 222 900 reg_genmove white #? [J19|K19|K18] loadsgf games/kgs/yagr-eddyy.sgf 198 910 reg_genmove white #? [T2] loadsgf games/kgs/yagr-gab9.sgf 205 920 reg_genmove white #? [C4] # C11 is one point reverse sente. # E4 is at the very least three points reverse sente, probably five or # six points reverse sente. # P4 is three points reverse sente. # R16/O14 are very very big. O14 is bigger than R16. loadsgf games/kgs/GNU-merlenoir.sgf 185 930 restricted_genmove white O14 R16 #? [O14]* 931 restricted_genmove white R16 E4 #? [R16] 932 restricted_genmove white E4 P4 #? [E4] 933 restricted_genmove white P4 C11 #? [P4]* # E4 is at the very least three points reverse sente, probably five or # six points reverse sente. # P4 is three points reverse sente. # R16 is about two points (slightly more) reverse sente. # K11 is three points gote. # R1 is about one and a half points reverse sente and in any case # locally smaller than P4. loadsgf games/kgs/GNU-merlenoir.sgf 193 940 restricted_genmove white P4 R16 #? [P4] 941 restricted_genmove white R16 K11 #? [R16]* 942 restricted_genmove white P4 R1 #? [P4]* # R16 is about two points (slightly more) reverse sente. # H8 is one point reverse sente. # C1 is between one and two points gote. loadsgf games/kgs/GNU-merlenoir.sgf 209 950 restricted_genmove white R16 H8 #? [R16] 951 restricted_genmove white H8 C1 #? [H8]* # J10 is at least four points gote, in reality probably six. # H8 is one point reverse sente. loadsgf games/kgs/GNU-merlenoir.sgf 233 960 restricted_genmove white J10 H8 #? [J10] # No point to gain at the top, fill ko. After white C6, black E6, # white has to defend and loses the ko. loadsgf games/endgame12.sgf 970 reg_genmove white #? [G2] loadsgf games/nando/auto025.sgf 226 980 restricted_genmove white E4 F4 Q19 #? [F4] # E5 is about 2.5 points. loadsgf games/endgame13.sgf 1 990 reg_genmove black #? [C1] 991 reg_genmove white #? [C1] loadsgf games/endgame13.sgf 2 992 reg_genmove black #? [E5]* 993 reg_genmove white #? [E5] # E5 is two points gote, J3 one point sente, and J2 three points gote. # J2 wins the game by 0.5, all other moves lose. loadsgf games/endgame14.sgf 1000 reg_genmove black #? [J2]