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Author/Opus: This is the 117th puzzle from our contributing puzzlemaster Grant Fikes.
Rules: Standard Cross the Streams rules. Also, the solution has 55 shaded cells which must be divisible into the 11 given pentominoes (rotations and reflections allowed) without overlapping.
Answer String: Enter the length in cells of each of the black segments from left to right for the marked rows and from top to bottom for the marked columns in the two grids, going in order from A to B to C to D and separating each entry with a comma.
Time Standards (highlight to view): Grandmaster = 3:15, Master = 6:00, Expert = 12:00.
Note: Follow this link for variations of Cross the Streams and this link for other classic Cross the Streams. If you are new to this puzzle type, here are our easiest Cross the Streams to get started on. Follow this link for other puzzles involving Pentominoes.