In the parliamentary elections of 1997 , 2001 and 2005 Walker was elected for the Christian Democratic Party to the Chamber of Deputies for District 8 of the Coquimbo Region .
Head entity: parliamentary elections of 1997 Q3722335 2 3 4 5
Tail entity: 2001 Q2886244 7
Relation (head \u2192 tail): P156
Inverse relation (tail \u2192 head): P155