diff --git a/exercises/204_established_identities/scripts/handy_log_parsers.txt b/exercises/204_established_identities/scripts/handy_log_parsers.txt
new file mode 100644
index 0000000..7924472
--- /dev/null
+++ b/exercises/204_established_identities/scripts/handy_log_parsers.txt
@@ -0,0 +1,16 @@
+Using awk:
+
+awk -v start="20260603_080000" -v end="20260603_083000" '
+  $1 >= start && $1 < end { print  }
+' BOB_raw_20260602_191631.log | grep Hi
+ 
+  
+awk -v start="20260603_080000" -v end="20260603_083000" '
+  $1 >= start && $1 < end { print  }
+' BOB_raw_20260602_191631.log | grep 'TX LINK:'
+ 
+  
+awk -v start="20260603_080000" -v end="20260603_083000" '
+  $1 >= start && $1 < end { print  }
+' BOB_raw_20260602_191631.log | grep 'RX LINK:'
+