#N fading-plus-shapes.rle
#O bibunsekibun, 22 July 2023
#C
#C This quadratic replicator produces plus signs made of an agar,
#C which converts to another agar in four directions as it decays.
#C
#C Reference:
#C https://conwaylife.com/forums/viewtopic.php?p=164012#p164012
x = 3, y = 3, rule = B2e3aij4aceknq5-e678/S1c3ajkn4acknqyz5-c6-ce7e8
2o$2o$2bo!