Solver-verified route
- Place Piece 1 across column 3 row 7, column 4 row 7, column 5 row 7, column 6 row 7.
- Place Piece 2 across column 7 row 7, column 8 row 7, column 7 row 8, column 8 row 8.
- Place Piece 3 at column 3, row 8.
Part of the "Double clear" chapter. The solver certified 6 solving lines with 98% of in-between placements being dead ends, for a difficulty score of 15.0 (grade 2 of 5).