How to pronounce 不得之了 in Cantonese (3 out of 4):

呢个最不得之了叫做石山桥
This is the most beautiful of the stones.

Cantonese Sentence Breakdown

ni1
this
go3
measure word
zeoi3
most
the most
-est (superlative suffix)
exceedingly
extreme
不得之了 bat1 dak1 zi1 liu5
unable to do
叫做 giu3 zou6
called
石山 sek6 saan1
(noun) Rocky Mountain
kiu4
bridge