Solver-verified route
- Place Piece 1 at column 3, row 3.
- Place Piece 2 at column 2, row 4.
- Place Piece 5 at column 4, row 6.
- Place Piece 3 across column 3 row 4, column 3 row 5.
- Place Piece 4 across column 4 row 5, column 5 row 5, column 5 row 6, column 6 row 6.
Part of the "Four lanes" chapter. The solver certified 480 solving lines with 85% of in-between placements being dead ends, for a difficulty score of 17.6 (grade 3 of 5).