Instance name: lr2_4_9
Authors: Piotr Sielski (psielski@emapa.pl), Piotr Cybula, Marek Rogalski, Mariusz Kok, Piotr Beling, Andrzej Jaszkiewicz, Przemysław Pełka.  Emapa S.A. (http://www.emapa.pl)
Date: 05.11.2019
Reference: "Development of universal methods of solving advanced VRP problems with the use of machine learning", unpublished research funded by The National Centre for Research and Development, project number: POIR.01.01.01-00-0012/19.  "Optimization of advanced VRP problem variants", unpublished. Computing grant 358 funded by Poznan Supercomputing and Networking Center.
Solution
Route 1: 192 346 277 98 237 404 291 289 169 190 397 370 144 183 38 222 200 114 26 197 386 387 164 95 184 45 362 41 29 4 403 359 393 209 205 142 228 324 233 252 90 326 296 115 100 156 175 57 226 94 130 173 68 321 10 74 288 270 320 97 249 71 225 210 186 27 176 264 261 217 280 122 182 389 325 376 284 211 133 49 191 60 140 88
Route 2: 260 3 78 316 92 360 8 375 5 319 219 378 332 76 267 275 125 34 207 203 66 310 110 189 294 105 64 59 145 352 379 75 303 366 180 298 128 354 96 235 67 159 239 349 282 79 402 30 340 371 187 285 93 253 227 365 151 103 2 394 262 312 329 234 46 14 229 373 392 304 399 330 256 70 241 42
Route 3: 181 350 55 355 400 381 126 382 172 380 300 51 131 111 274 327 167 13 396 281 168 245 153 17 12 214 367 308 193 374 185 315 364 255 77 146 341 369 351 342 221 106 83 61 292 43 25 91 218 87 232 391 89 28 328 390 54 383 136 152 188 18 243 295 224 278
Route 4: 385 101 302 36 22 206 215 137 162 356 80 178 322 276 299 73 279 347 86 40 50 339 11 337 44 263 306 161 82 150 16 333 6 15 149 120 147 117 377 344 305 231 271 85 334 202 297 108 268 244 198 314 112 283 248 157 335 338 254 223 81 107 398 401
Route 5: 35 155 48 395 201 208 33 63 216 247 194 121 301 47 139 174 129 7 311 135 20 317 52 212 323 195 246 353 37 134 220 72 287 196 313 251 104 204 348 138 56 163 123 19 257 148 242 58 357 32 170 154 236 343 9 286 240 336 99 160
Route 6: 166 265 238 127 113 141 258 199 165 318 102 158 269 118 372 53 84 109 119 361 69 24 21 388 143 1 116 384 273 230 331 368 39 124 31 213 272 266 290 358 62 363 307 250 309 179 132 65 177 345 23 259 293 171