Labour and Co-operative Party
Labour and Co-operative Party (often abbreviated to Labour Co-op; Welsh: Llafur a'r Blaid Gydweithredol) is a description used by candidates in United Kingdom elections who stand on behalf of both the Labour Party and the Co-operative Party. Candidates contest elections under an electoral alliance between the two parties, which was first agreed in 1927.
Source: Wikipedia — Labour and Co-operative Party (CC BY-SA 4.0)