7707
Due to differences between the organization of regimental cavalry squadrons and divisional cavalry squadrons , in 1st Sqdn 11th ACR , the Sheridans were issued to the ACAV troops , replacing three M113 ACAVs in each platoon ( the squadron 's one tank company remained intact ) ; in 3rd Squadron , 4th Cavalry , the Sheridans replaced M48A3 tanks throughout .
 organization: ACAV; organization: 4th Cavalry
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 organization: ACAV; organization: 4th Cavalry