I think that some of the people who voted for corbyn might now swtch to voting green.
if people want to have a mildly socially democratic party that is marginally to the left of the conservative party that is not prepared to renationalise the railways and tne utility companies, the labour party might as well merge with the liberals. at least opposition to the conservatives would not be split two ways,
the other reason the tories won the last election was the input of UKIP and the pro leave europe voters, not standing in many constituencies and all voting conservative