111

n = input()

N = 0
S = 0
E = 0
W = 0

num = "1234567890"
tmp = 0
for i in n:
    if i in num:
       tmp += int(i)
       tmp *= 10
    else:
        tmp = int(tmp) / 10
        tmp = int(tmp)
        if i == "N":
            N += tmp
        elif i == "S":
            S += tmp
        elif i == "E":
            E += tmp
        elif i == "W":
            W += tmp
        tmp = 0
if N < S:
    S -= N
    N = 0
else:
    N -= S
    S = 0
if W < E:
    E -= W
    W = 0
else:
    W -= E
    E = 0
if N:
    print(str(N) + "N", end='')
if S:
    print(str(S) + "S", end='')
if E:
    print(str(E) + "E")
if W:
    print(str(W) + "W")