T = int(raw_input()) answer = [] for i in range(0,T): path = raw_input() x = 1 for k, item in enumerate(path): if k % 2 == 0: if item == 'r': x =x*2+ 2 elif item== 'l': x=x*2 else: if item == 'l': x =x*2- 1 elif item == 'r': x =x*2 +1 answer.append(x% (pow(10,9)+7)) for i in answer: print i