Black eyed beans okra and kumara gumbo

Name: Black-eyed beans, okra and kumara gumbo
Ingredients: 1 cup (200g) black-eyed beans; 2 teaspoon olive oil; 1 brown onion (200g), chopped coarsely; 3 clove garlic, crushed; 1 teaspoon dried thyme; 2 teaspoon dried oregano; 3 teaspoon ground fennel; 1 teaspoon cayenne pepper; 500 gram okra; 600 gram kumara, chopped coarsely; 2 x 425g cans crushed tomatoes; 3/4 cup (180ml) water; 1 1/2 cup (300g) white long-grain rice; 425 gram can baby corn, rinsed, drained