Loose is related to Defeat. Defeat is related to Overcome. Overcome is a synonym of Own. Own is a synonym of Responsible. 
Sweet is a synonym of Pleasant. Pleasant is related to Music. you are likely to find Soul in/at/on Music. Soul is related to Heart. 
Loose <--RelatedTo--> Defeat <--RelatedTo--> Overcome <--Synonym--> Own <--Synonym--> Responsible 
Sweet <--Synonym--> Pleasant <--RelatedTo--> Music <--AtLocation-- Soul <--RelatedTo--> Heart 