LITS (Signpost) by Chris Green
or solve online (using our beta test of Penpa-Edit tools; use tab to alternate between a shading mode and a mode to mark edges with an X.)
Theme: Jigsaw
Author/Opus: This is the 14th puzzle from guest contributor Chris Green.
Rules: Variation of LITS. Some cells or groups of cells are outlined and labeled with a letter. If any of these cells is shaded, then the tetromino shape must match the clued letter.
Difficulty: 2.5 stars
Time Standards (highlight to view): Grandmaster = 3:15, Master = 5:00, Expert = 10:00
Solution: PDF and solving video.
Note: Follow this link for more variations of LITS and this link for classic LITS. If you are new to this puzzle type, here are our easiest LITS to get started on. More LITS puzzles can be found in LOTS O’ LITS by Grant Fikes and Prasanna Seshadri, in The Art of Puzzles 2, and in our beginner-friendly collection Intro to GMPuzzles by Serkan Yürekli.