效绵鼎 Intuition-(2) For CFL's the situation is a little more complicated. ■ We can always find two pieces of any sufficiently long string to“pump”in tandem. o That is:if we repeat each of the two pieces the same number of times,we get another string in the language. 3Intuition – (2) ◼ For CFL’s the situation is a little more complicated. ◼ We can always find two pieces of any sufficiently long string to “ pump” in tandem.  That is: if we repeat each of the two pieces the same number of times, we get another string in the language. 3