def minion_game(string):
    a=s.upper()
    vowel='AEIOU'
    con='BCDFGHJKLMNPQRSTVWXZ'
    n=len(a)
    count1=0
    count2=0
    
    #kevin
    for i in vowel:
        for j in range(n):
            for k in range(j+1,n+1):
                if i==a[j]:
                    # print(a[j:k])
                    count1+=1
    kev=count1
    

    #stuart
    for i in con:
        for j in range(n):
            for k in range(j+1,n+1):
                if i==a[j]:
                    # print(a[j:k])
                    count2+=1
    stu=count2
    
    #result
    if kev>stu:
        print(f"Kevin {kev}")
    elif kev<stu:
        print(f"Stuart {stu}")
    else:
        print("Draw")




if __name__ == '__main__':
    s = input()
    minion_game(s)