Instance name: lr2_4_3
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: 31.12.2019
Reference: "Development of universal methods of solving advanced VRP problems with the use of machine learning", unpublished research funded by The National Centre for Research and Development, project number: POIR.01.01.01-00-0012/19.  "Optimization of advanced VRP problem variants", unpublished.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: 35 52 355 92 5 375 8 172 300 51 126 282 294 110 40 347 125 128 66 203 250 189 119 361 69 385 101 39 179 275 180 365 380 159 349 354 218 61 235 340 303 79 151 363 62 358 103 239 2 227 187 329 394 312 14 304 332 219 229 373 392 292 59 18 188 96 360 330 152 89 177 232 364 104 48 277
Route 2: 289 331 320 270 230 190 158 397 38 144 63 56 208 222 26 386 197 199 258 53 118 269 37 71 246 323 20 374 315 129 193 383 367 153 9 77 221 251 102 226 94 57 175 72 287 288 74 143 183 163 194 317 301 58 242 357 210 32 170 201 191 401 353 318 21 160 345 241 313 225 200 114 186 27 130 173 233 68 321 387 202 228 372 88
Route 3: 265 127 237 98 316 254 137 184 117 41 244 45 362 80 178 150 279 319 327 274 290 50 215 206 276 86 339 157 112 263 310 105 333 283 322 15 147 161 82 149 6 120 231 4 393 100 108 346 328 185 54 390 342 341 257 148 132 106 3 259 55 83 167 243 298 366 234 253 93 46 286 19 99 154 42 28 295 136 75 34 67 307 64 302 293 171
Route 4: 192 155 181 260 23 13 65 111 381 262 382 400 378 25 285 267 76 131 245 281 256 396 308 135 311 7 214 17 168 207 399 379 12 352 145 236 348 391 87 91 43 30 371 213 404 272 97 249 297 156 164 261 334 85 122 284 176 264 252 90 133 1 165 196 60 169 291 398 109 356 224 78 402 166
Route 5: 350 278 309 162 238 113 141 370 395 212 216 33 121 336 240 47 139 24 11 359 205 326 209 324 384 116 388 134 220 273 84 115 296 377 22 124 31 36 305 344 368 142 337 271 306 299 73 16 266 44 268 314 29 198 403 335 338 325 248 376 389 223 107 140 81 182 280 217 95 211 10 49 195 138 247 204 123 255 174 351 369 146 343 70