2 47 1.0
2 464 1.0
2 590 1.0
9 445 1.0
16 646 1.0
17 311 1.0
40 82 1.0
46 309 1.0
46 350 1.0
177 391 1.0
178 491 1.0
184 351 1.0
323 674 1.0
333 448 1.0
