how many states border colorado and border new mexico
SELECT COUNT ( border ) FROM border_info WHERE border IN ( SELECT border FROM border_info WHERE state_name  =  "new mexico" ) AND state_name  =  "colorado";
SELECT COUNT ( border ) FROM border_info WHERE border IN ( SELECT border FROM border_info WHERE state_name  =  "new mexico" ) AND state_name  =  "colorado";
[{'COUNT ( border )': 0}]