Instance name: lrc2_4_1
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Reference: "Development of universal methods of solving advanced VRP problems with the use of machine learning", unpublished research funded by The National Centre for Research and Development, project number: POIR.01.01.01-00-0012/19.  "Optimization of advanced VRP problem variants", unpublished.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: 143 283 194 104 333 147 381 9 87 401 389 152 392 372 148 253 286 57 82 251 275 62 6 305 157 289 280 200 325 262 193 83 81 336 153 293 102 98
Route 2: 186 398 121 250 359 95 106 252 189 304 306 67 50 149 25 63 259 282 311 254 125 13 362 237 22 357 35 219 34 235 206 309 216 227 244 80 188 58
Route 3: 164 313 213 307 118 151 324 91 330 177 355 136 204 56 373 297 39 374 49 85 77 348 18 277 370 154 26 119 105 20 404 310 53 284
Route 4: 368 155 142 269 323 44 287 346 199 264 255 390 218 171 21 197 326 73 24 30 260 258 31 320 281 112 145 366 101 351 233 158 290 205 132 365 387 378 103 376 28 36
Route 5: 238 349 222 46 55 236 89 4 10 16 247 239 110 345 380 181 210 400 279 195 111 109 271 385 1 364 291 114 5 347 172 405
Route 6: 161 211 2 316 97 168 72 318 140 76 32 363 214 337 265 342 354 228 230 42 209 221 128 369 190 332 117 94 99 343 202 8 406 43 203 131 187 182
Route 7: 93 144 296 256 23 156 139 263 96 100 162 298 113 71 51 79 122 29 356 246 292 27 303 19 68 350 299 335 59 167 130 116 371 322 135 358 84 397 7 45 234 241 14 12
Route 8: 150 207 127 196 179 243 165 90 360 266 224 226 138 141 169 361 217 270 393 242 3 170 344 334 133 159 178 120 386 353 301 208
Route 9: 75 391 276 92 396 340 185 137 339 312 115 367 129 341 302 394 11 191 261 267 308 198 146 166 86 300 124 220 321 225 229 231 384 180 184 402
Route 10: 383 245 295 288 375 317 107 108 173 352 285 47 65 52 123 163 314 382 174 294 15 327 272 268 33 126 379 61 160 388 257 64 338 183 319 17
Route 11: 329 315 328 278 232 78 40 70 175 74 395 54 134 377 249 192 274 88 215 223 176 248 69 41 48 37 66 240 212 403 399 38 60 201 331 273