Solver-verified route
- Place Piece 1 across column 1 row 3, column 2 row 3, column 3 row 3.
- Place Piece 2 at 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 14.0 (grade 1 of 5).