What does this code write (§1.4)?

row = [0, 0, 0]
grid = [row, row]
grid[0][1] = 5
other = []
for i in range(2):
    other += [[0] * 3]
other[0][1] = 5
print(grid[1][1], other[1][1], len(grid), len(other[0]))

Wat skryf hierdie kode?