c("Cut each tomato into 4 wedges; cut each wedge in half crosswise.", "Cut  cucumber in half lengthwise; cut each piece in half lengthwise, and  slice crosswise into 1/2\" pieces.", "Combine tomatoes, cucumber, purple onion, mint, basil and parsley in a large bowl; sprinkle with salt and pepper.", "Add yogurt, toss gently.", "Serve  immediately.")