before,slide,after 4,21,22 21,22,23 22,23,24 23,24,25 24,25,26 25,26,27 26,27,28 27,28,29 28,29,30 29,30,31 30,31,5 4,32,33 32,33,34 33,34,35 34,35,36 35,36,37 36,37,38 37,38,39 38,39,40 39,40,41 40,41,42 41,42,5 6,43,44 43,44,45 44,45,46 45,46,47 46,47,48 47,48,49 48,49,50 49,50,51 50,51,52 51,52,53 52,53,7 6,54,55 54,55,56 55,56,57 56,57,58 57,58,59 58,59,60 59,60,61 60,61,62 61,62,63 62,63,64 63,64,7 8,65,66 65,66,67 66,67,68 67,68,69 68,69,9 11,70,71 70,71,72 71,72,73 72,73,74 73,74,10 2,75,76 75,76,77 76,77,78 77,78,79 78,79,80 79,80,81 80,81,82 81,82,20 15,83,84 83,84,85 84,85,86 85,86,87 86,87,88 87,88,89 88,89,90 89,90,91 90,91,92 91,92,93 92,93,94 93,94,95 94,95,96 95,96,97 96,97,19 12,105,107 105,107,109 107,109,111 109,111,113 111,113,15 12,114,115 114,115,116 115,116,117 116,117,118 117,118,13 13,112,110 112,110,108 110,108,106 108,106,104 106,104,98 104,98,99 98,99,100 99,100,101 100,101,102 101,102,103 102,103,15 19,126,128 126,128,130 128,130,132 130,132,134 132,134,16 16,139,138 139,138,137 138,137,136 137,136,135 136,135,17 17,133,131 133,131,129 131,129,127 129,127,125 127,125,119 125,119,120 119,120,121 120,121,122 121,122,123 122,123,124 123,124,19 140,149,150 149,150,151 150,151,152 151,152,153 152,153,154 153,154,155 154,155,156 155,156,157 156,157,158 157,158,159 158,159,141 140,160,161 160,161,162 161,162,163 162,163,164 163,164,165 164,165,166 165,166,167 166,167,168 167,168,169 168,169,170 169,170,141 142,171,172 171,172,173 172,173,174 173,174,175 174,175,176 175,176,177 176,177,178 177,178,179 178,179,180 179,180,181 180,181,143 142,182,183 182,183,184 183,184,185 184,185,186 185,186,187 186,187,188 187,188,189 188,189,190 189,190,191 190,191,192 191,192,143 12,204,205 204,205,206 205,206,207 206,207,208 207,208,144 16,224,223 224,223,222 223,222,221 222,221,220 221,220,146 146,219,218 219,218,217 218,217,216 217,216,215 216,215,209 215,209,210 209,210,211 210,211,212 211,212,213 212,213,214 213,214,19