diff --git a/demos/wargames/coords.txt b/demos/wargames/coords.txt
new file mode 100644
index 00000000..4cccc8c2
--- /dev/null
+++ b/demos/wargames/coords.txt
@@ -0,0 +1,42 @@
+# initial
+0	4	195	128		196	101
+0	5	232	93		190	87
+0	7	191	106		209	106
+0	9	163	62		223	90
+0	12	210	78		221	86
+0	13	188	79		208	142
+0	14	158	117		226	105		
+0	16	203	100		218	137
+0	17	195	94		248	144
+0	20	228	132		233	132
+0	20	228	132		231	139
+0	20	228	132		223	144
+# soviet first strike
+1	30	164	80		50		64
+1	30	156	73		40		60		
+1	30	191	70		52		58		
+1	30	142	67		54		54
+1	30	157	72		132		60
+1	30	218	73		120		64
+0	30	155	53		100	55
+# us return
+0	40	87	86		72	101
+1	40	46	88		153		60
+1	40	52	76		180		60
+1	40	48	91		179		60
+1	40	65	93		235		30
+0	40	247	84		221	65
+# subs
+0	48	163	142		143	136
+0	50	37	129		72	86
+0	52	120	133		92	125
+0	54	105	149		85	152
+0	56	28	17		18	56
+0	58	13	132		14	101	
+0	58	54	139		79	129
+0	58	251	73		238	58
+0	58	251	73		224	51
+0	58	251	73		235	66
+0	60	102	108		123	98
+0	60	102	108		128	94
+0	60	102	108		135	84