Instance name: lr2_4_2
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Reference: "Development of universal methods of solving advanced VRP problems with the use of machine learning", unpublished research funded by The National Centre for Research and Development, project number: POIR.01.01.01-00-0012/19.  "Optimization of advanced VRP problem variants", unpublished.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: 350 293 385 22 92 375 5 319 178 279 347 40 50 84 81 119 39 339 80 157 263 310 290 333 150 67 354 298 371 303 79 30 340 187 285 93 365 227 253 329 394 188 262 34 234 46 366 83 241 401
Route 2: 265 127 237 162 98 137 206 112 322 362 41 299 73 45 215 53 393 11 4 276 244 184 359 69 361 44 29 296 115 147 161 82 16 149 6 305 231 117 344 368 254 272 108 271 306 283 266 62 2 335 338 36 278 243 345 160
Route 3: 192 346 277 291 238 169 190 397 370 144 183 38 222 246 323 20 154 315 185 21 318 388 313 118 134 220 273 331 101 356 15 120 377 337 280 372 72 287 196 74 288 97 297 334 261 85 268 314 198 389 122 217 100 325 248 376 109 223 171 107
Route 4: 181 260 378 300 267 76 152 327 274 167 111 295 396 281 214 7 17 168 153 145 379 128 180 292 352 221 87 218 91 25 43 332 219 232 383 328 42 28 54 390 391 367 70 259 170 201 195 191 49 10 211 182
Route 5: 166 289 113 141 258 142 95 164 387 386 26 197 1 165 143 200 158 37 269 233 205 326 209 324 228 384 116 156 320 230 226 57 90 130 94 202 175 321 173 252 68 27 114 270 249 71 225 353 210 186 176 264 402 133 199 284 398 140
Route 6: 35 155 48 104 395 216 63 208 33 56 194 317 121 47 139 135 311 342 24 374 193 308 236 129 343 146 341 369 351 52 364 251 348 138 163 204 242 301 247 357 32 123 255 19 174 257 148 9 77 240 336 58 286 99 212 102 60 88
Route 7: 3 78 302 316 106 13 355 400 381 360 8 382 126 172 51 245 131 380 275 125 66 203 86 110 189 96 207 294 64 105 282 349 136 61 59 124 31 235 307 213 363 151 103 250 358 159 239 65 132 55 309 179 312 75 14 373 229 12 399 23 224 18 330 304 392 256 89 177