The landslide swing to Western Australia’s coalition parties was “the most definitive, unambiguous result I’ve seen” in 40 years, according to the former editor of The West Australian, Paul Murray. The Liberals have won 31 seats in the 59-seat Legislative Assembly (up by eight seats), and the Nationals seven, an increase of two. Statewide the Liberals and Nationals increased their primary vote by 8.7 and 1.2 per cent respectively, giving them a combined total of 53.1 pe…