diff --git a/examples/example4.sh b/examples/example4.sh
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+#!/bin/sh
+
+#
+# Test the LSB method with sets.
+#
+
+
+echo "Hide the message  with Sieve of Eratosthenes..."
+slsb-set --hide -i ./pictures/Ginnifer-Goodwin.png -o ./surprise.png --generator eratosthenes -m 'Probably the most beautiful woman in the world.'
+echo ""
+
+echo "Steganalysis of the original photo..."
+steganalysis-parity -i ./pictures/Ginnifer-Goodwin.png -o ./surprise_st_original.png
+
+echo "Steganalysis of the secret photo..."
+steganalysis-parity -i ./surprise.png -o ./surprise_st_secret.png
+echo ""
+
+echo "Reveal with Sieve of Eratosthenes..."
+echo "The secret is:"
+slsb-set --reveal --generator eratosthenes -i ./surprise.png
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