Instance name: lc1_6_4
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: 01.12.2020
Reference: "Development of universal methods of solving advanced VRP problems with the use of machine learning", unpublished research funded by The National Centre for Research and Development, project number: POIR.01.01.01-00-0012/19.  "Optimization of advanced VRP problem variants", unpublished.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: 89 493 408 253 172 550 377 271 43 414 418 208
Route 2: 51 16 297 259 101 437 505 435 378 91 273 347
Route 3: 404 268 434 196 498 513 326 608 144 449 469 353 584 532
Route 4: 134 274 150 453 115 199 411 514 443 171 257 295
Route 5: 88 400 588 49 169 26 341 220 269 351 527 613 35 373
Route 6: 247 119 192 405 217 79 328 97 311 279 248 507 321 603
Route 7: 376 116 152 512 538 543 162 375 363 324 563 484
Route 8: 547 148 524 203 522 480 283 156 473 183 626 431 586 107
Route 9: 42 205 315 519 112 2 31 383 69 409 531 258 616 560
Route 10: 155 580 45 463 412 342 415 40 525 619 68 331 593 86 221 617
Route 11: 131 61 71 582 468 348 77 238 576 464 340 345
Route 12: 333 267 551 206 260 322 319 106 499 286 355 391
Route 13: 186 370 87 72 481 272 466 394 126 80 102 423 214 612
Route 14: 511 218 309 211 556 302 209 591 54 549 350 381 564 109
Route 15: 542 458 379 459 545 207 323 48 561 159 503 201
Route 16: 287 288 489 136 539 135 485 428 32 528 225 506
Route 17: 600 367 142 457 226 344 577 27 14 451 21 99 250 158
Route 18: 210 602 497 139 275 494 249 82 105 240 488 520 393 624
Route 19: 546 261 380 337 96 362 37 318 242 398 234 33
Route 20: 10 595 421 627 416 137 622 17 452 329 568 181 308 338 76 13
Route 21: 154 358 442 571 67 460 372 491 396 368 496 138 621 501
Route 22: 461 349 103 3 168 133 495 450 114 70 474 50 618 36
Route 23: 482 565 140 310 526 78 231 281 314 570 264 611 397 296
Route 24: 204 29 589 292 174 25 41 578 433 216 486 467 535 625
Route 25: 316 529 56 562 127 282 163 146 252 320 579 75 598 188
Route 26: 235 228 500 445 508 392 312 177 425 189 202 166 173 18
Route 27: 157 306 327 456 462 438 6 325 198 263 52 190
Route 28: 233 104 227 236 241 98 594 291 239 575 389 92 100 502
Route 29: 352 57 147 73 478 151 555 266 124 141 356 583 289 623
Route 30: 540 237 388 299 406 447 187 424 548 193 592 572
Route 31: 487 212 170 65 15 74 574 307 132 83 153 607 223 490
Route 32: 420 523 330 47 417 60 516 121 229 476 194 179 222 175
Route 33: 280 277 357 554 343 213 130 552 290 432 620 81 12 8
Route 34: 386 385 22 94 95 401 161 145 369 585 601 510
Route 35: 436 300 346 285 58 93 165 117 590 521 293 215
Route 36: 90 360 23 384 517 354 492 294 62 113 419 390 178 284
Route 37: 336 255 230 509 604 471 596 122 382 24 20 11 472 19
Route 38: 184 254 361 402 470 558 515 200 123 335 605 455 410 610
Route 39: 276 606 429 143 559 301 245 364 504 195 422 430 185 518
Route 40: 465 541 426 219 1 84 395 439 454 129 46 85
Route 41: 569 246 232 441 534 164 125 304 387 298 581 628 365 475
Route 42: 399 167 533 537 557 566 66 64 256 55 303 224
Route 43: 536 444 371 573 243 553 544 339 609 305 366 4 180 28
Route 44: 111 407 262 479 44 359 615 374 128 446 176 317 110 265
Route 45: 7 278 427 477 599 483 182 403 108 160 63 9
Route 46: 149 440 587 413 53 448 39 530 614 567 5 270 191 334
Route 47: 59 120 244 38 34 251 197 30 332 597 313 118