def append_other_agents_pos(states):
    """
    Append the position of the other agent at the end of state
    """
    assert len(states) == 2
    new_states = []
    new_states.append(tuple(list(states[0]) + [states[1][5]] + [states[1][6]]))
    new_states.append(tuple(list(states[1]) + [states[0][5]] + [states[0][6]]))
    return new_states