In this task, you're given a pair of sentences, sentence 1 and sentence 2. Your job is to classify the genre of the sentences from the 10 options displayed. Indicate your answer by entering the number of the choice as 1-10.

Sentence 1: AltaVista's site takes a weirder approach to this idea of refining searches. Sentence 2: Although AltaVista's approach to refining searches is rather bizarre, it works better than the traditional approach. Choices: 1. FACE-TO-FACE, 2. GOVERNMENT, 3. LETTERS, 4. 9/11, 5. SLATE, 6. TELEPHONE, 7. TRAVEL, 8. VERBATIM, 9. OUP, 10. FICTION.
4

Sentence 1: Commentators also debated whether the mole's exposure proved Russia was still a duplicitous enemy. Sentence 2: Russia may still be an enemy. Choices: 1. FACE-TO-FACE, 2. GOVERNMENT, 3. LETTERS, 4. 9/11, 5. SLATE, 6. TELEPHONE, 7. TRAVEL, 8. VERBATIM, 9. OUP, 10. FICTION.
4

Sentence 1: Several islands and Greek city-states agreed to work together, and created a treasury to fund their plans, which was held on the island of Delos. Sentence 2: Together, several islands and Greek city-states created a treasury. Choices: 1. FACE-TO-FACE, 2. GOVERNMENT, 3. LETTERS, 4. 9/11, 5. SLATE, 6. TELEPHONE, 7. TRAVEL, 8. VERBATIM, 9. OUP, 10. FICTION.

6