diff --git a/samples/people.csv b/samples/people.csv
new file mode 100644
index 0000000..7081477
--- /dev/null
+++ b/samples/people.csv
@@ -0,0 +1,9 @@
+id,name,chief,age
+0,jack,0,22
+1,carl,0,20
+2,john,1,30
+3,dean,1,33
+4,eve,0,25
+5,duncan,4,30
+6,paul,4,30
+7,alia,1,28