Table: units_chinese
Columns: jyutping
character
portuguese
relative_value
metric_value
imperial_value

Question: what's the relative value that contains a jyutping of daam3?
SQL: SELECT "relative_value" FROM units_chinese WHERE "jyutping" = 'daam3'

Question: What metric value has a jyutping of lei4?
SQL: SELECT "metric_value" FROM units_chinese WHERE "jyutping" = 'lei4'

Question: what's the imperial that contains a jyutping of cin4?
SQL: SELECT "imperial_value" FROM units_chinese WHERE "jyutping" = 'cin4'