diff --git a/build_support/catalog/catalog.am b/build_support/catalog/catalog.am
index d65083cd9..cd5ab5631 100644
--- a/build_support/catalog/catalog.am
+++ b/build_support/catalog/catalog.am
@@ -6,7 +6,9 @@ CATALOG_FILES = \
 	catalog/jakobsen2016/fig1b.efg \
 	catalog/jakobsen2016/fig1c.efg \
 	catalog/jakobsen2016/fig3.efg \
-	catalog/myerson1991/fig2_1.efg \
+	catalog/myerson1991/fig2_2.efg \
+	catalog/myerson1991/fig2_3.efg \
+	catalog/myerson1991/fig2_4.efg \
 	catalog/myerson1991/fig4_2.efg \
 	catalog/nau2004/sec3.nfg \
 	catalog/nau2004/sec4.nfg \
diff --git a/catalog/myerson1991/fig2_1.efg b/catalog/myerson1991/fig2_2.efg
similarity index 72%
rename from catalog/myerson1991/fig2_1.efg
rename to catalog/myerson1991/fig2_2.efg
index 3c45dedee..d96a51032 100644
--- a/catalog/myerson1991/fig2_1.efg
+++ b/catalog/myerson1991/fig2_2.efg
@@ -1,4 +1,4 @@
-EFG 2 R "A simple Poker game" { "Fred" "Alice" }
+EFG 2 R "A simple Poker game (Myerson 1991, Figure 2.2)" { "Fred" "Alice" }
 "This is a simple game of one-card poker from `Mye91 <https://gambitproject.readthedocs.io/en/latest/biblio.html#Mye91>`_, used as the
 introductory example for game models.
 
@@ -11,14 +11,14 @@ See also `Rei2008 <https://gambitproject.readthedocs.io/en/latest/biblio.html#Re
    than a win.
 "
 
-c "" 1 "" { "Red" 1/2 "Black" 1/2 } 0
-p "" 1 1 "" { "Raise" "Fold" } 0
-p "" 2 1 "" { "Meet" "Pass" } 0
+c "0" 1 "" { "Red" 1/2 "Black" 1/2 } 0
+p "1.a" 1 1 "" { "Raise" "Fold" } 0
+p "2.0" 2 1 "" { "Meet" "Pass" } 0
 t "" 1 "Win Big" { 2, -2 }
 t "" 2 "Win" { 1, -1 }
 t "" 2 "Win" { 1, -1 }
-p "" 1 2 "" { "Raise" "Fold" } 0
-p "" 2 1 "" { "Meet" "Pass" } 0
+p "1.b" 1 2 "" { "Raise" "Fold" } 0
+p "2.0" 2 1 "" { "Meet" "Pass" } 0
 t "" 3 "Lose Big" { -2, 2 }
 t "" 2 "Win" { 1, -1 }
 t "" 4 "Lose" { -1, 1 }
diff --git a/catalog/myerson1991/fig2_3.efg b/catalog/myerson1991/fig2_3.efg
new file mode 100644
index 000000000..5d93c96b6
--- /dev/null
+++ b/catalog/myerson1991/fig2_3.efg
@@ -0,0 +1,11 @@
+EFG 2 R "Myerson (1991), Figure 2.3" { "Player 1" "Player 2" }
+"This game is one of a pair of games (see also Figure 2.4) used to illustrate the relevance of information sets.
+In this version Player 2 does not learn the decision of Player 1."
+
+p "" 1 1 "" { "T" "B" } 0
+p "2.2" 2 1 "" { "L" "R" } 0
+t "" 1 "Outcome 1" { 2, 2 }
+t "" 2 "Outcome 2" { 4, 0 }
+p "2.2" 2 1 "" { "L" "R" } 0
+t "" 3 "Outcome 3" { 1, 0 }
+t "" 4 "Outcome 4" { 3, 1 }
diff --git a/catalog/myerson1991/fig2_4.efg b/catalog/myerson1991/fig2_4.efg
new file mode 100644
index 000000000..b172a2907
--- /dev/null
+++ b/catalog/myerson1991/fig2_4.efg
@@ -0,0 +1,11 @@
+EFG 2 R "Myerson (1991), Figure 2.4" { "Player 1" "Player 2" }
+"This game is one of a pair of games (see also Figure 2.3) used to illustrate the relevance of information sets.
+In this version Player 2 does learn the decision of Player 1 and can condition their decision on that information."
+
+p "1.1" 1 1 "" { "T" "B" } 0
+p "2.2" 2 1 "" { "L" "R" } 0
+t "" 1 "Outcome 1" { 2, 2 }
+t "" 2 "Outcome 2" { 4, 0 }
+p "2.3" 2 2 "" { "l" "r" } 0
+t "" 3 "Outcome 3" { 1, 0 }
+t "" 4 "Outcome 4" { 3, 1 }