FAIL - Application at context path [/fuseki] could not be started

dpkg -l|grep tomcat

sudo apt-get remove tomcat

Reading package lists... Done
Building dependency tree
Reading state information... Done
Package 'tomcat9' is not installed, so not removed
0 upgraded, 0 newly installed, 0 to remove and 145 not upgraded.
root@ubuntu:~# sudo apt-get remove tomcat
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: Unable to locate package tomcat

Reading package lists... Done
Building dependency tree
Reading state information... Done
Package 'tomcat9' is not installed, so not removed
0 upgraded, 0 newly installed, 0 to remove and 145 not upgraded.