Solver-verified route
- Place Piece 1 across column 2 row 5, column 1 row 6, column 2 row 6.
- Place Piece 2 across column 3 row 5, column 3 row 6.
- Place Piece 3 across column 1 row 7, column 2 row 7, column 1 row 8.
- Place Piece 4 across column 5 row 8, column 6 row 8.
- Place Piece 5 at column 4, row 5.
Part of the "Four lanes" chapter. The solver certified 240 solving lines with 95% of in-between placements being dead ends, for a difficulty score of 18.9 (grade 4 of 5).