a tomato plant is a kind of plant
tomato is plant. tomato_plant is not crop_plant. roma_tomato_plant is tomato_plant. cherry_tomato_plant is tomato_plant. roma_tomato_plant is not tomato_plant. tomato_plant is not vegetable_plant. cherry_tomato_plant is not tomato_plant. tomato_plant is vegetable_plant. tomato is not plant. tomato_plant is crop_plant.