Solver-verified route
- Place Piece 1 at column 7, row 3.
- Place Piece 2 across column 3 row 3, column 4 row 3, column 5 row 3.
Part of the "First lines" chapter. The solver certified 2 solving lines with 98% of in-between placements being dead ends, for a difficulty score of 13.8 (grade 1 of 5).