Q:What key details about low thia khiang  can be extracted from the following bio?  Bio: low thia khiang -lrb- ; born 5 september 1956 -rrb- is a singaporean politician and businessman . he is the leader of the workers ' party -lrb- wp -rrb- and the `` de facto '' leader of the opposition in singapore 's parliament . he has been a member of parliament -lrb- mp -rrb- since 1991 , representing the single member constituency -lrb- smc -rrb- of hougang from 1991 to 2011 , and the aljunied group representation constituency -lrb- grc -rrb- since 2011 . he is the mp responsible for the bedok reservoir -- punggol division within aljunied grc . low is one of seven elected opposition mps in singapore 's 12th parliament .
A:
- profession is businessman , teacher- caption is low stadium as a candidate of the workers ' party of thia singapore . khiang during his rally speech at serangoon- primeminister is goh chok tong- office is leader of the opposition- term start is 27 may 2001- name is low thia khiang- image size is 180px- image is low thia khiang 2011.jpg- alma mater is nanyang university national university of singapore