Linop

From BoardGameGeek:

The games has a game-board and 24 pieces (6 pieces in each of four colors). The object of the game is to place three of pieces in a row on a five by five grid with multiple lines joining 3,4 or 5 vertices of the 5x5 grid. The idea of the game is described as: "The ability to assess the situation as well as concentration decides who will win and who will lose."