It's a Sign solved by basic knowledge

Question

x=0
t=0
for x in range(4):
sign=""
word=[]
Rword=""
sign = input()
for i in sign:
word.append(i)
word.reverse()
#print (word)
for i in word:
Rword+=i
#print (Rword)
if sign == Rword:
print ("Open")
t = 1
break
else:
pass
if t!=1:
print ("Trash")

Answer 1

And your question is❓