What are the keywords in the following sentence? road in the countryside of city
city, countryside, road

What are the keywords in the following sentence? politician called for soldiers to fight against country after the battle .
country, fight, soldier

What are the keywords in the following sentence? soldiers salute as their national anthem is played during a military parade to celebrate on saturday .
anthem, salute, soldier

What are the keywords in the following sentence? sad tattoo ... would like something like this to finish my half sleeve
finish, sleeve, tattoo