Looking at "BD50," that's a Blu-ray disc, so maybe "Blu-ray Disc 50GB" or "50GB BD," but the user said to skip brands. Wait, BD is just the format, so perhaps "Blu-ray," "DVD," or "high-definition disc." Wait, BD specifically refers to Blu-ray, so maybe "Blu-ray," "HD disc," "optical disc." Hmm, but BD50 is a specific type. The user might want to keep BD50 as is because it's a specification, but the instruction says to update every word except brands. BD is the standard term here, so maybe "Blu-ray," "DVD," "HD disc." Let me check the example. In the example, they replaced "movie" with "film," "and" with "as well as," etc. So for BD50, perhaps "Blu-ray," "DVD," "HD disc." But BD50 is 50GB, so maybe "50GB," "standard BD," "50GB BD disc." Hmm, maybe not. Wait, BD50 is the specific term. The user says to skip brands and names, so BD is probably okay to change as it's not a brand but a format. So BD50 can be rewritten as "Blu-ray Disc 50GB," "50GB BD," or "50GB high-definition disc."
"features" → material, content, extras. lord of the rings the fellowship of the ring bluray
Technical specifications need to stay unchanged except for "1080p", "2.40:1 aspect ratio", "5.1-channel DTS-HD Master Audio", which are technical terms and brand names, so they stay. Looking at "BD50," that's a Blu-ray disc, so
The user says: "change all terms with 3 options in format opt3. Proper nouns stay. Only output text." BD is the standard term here, so maybe
Next line: BD50: Yes
Looking at the first sentence: "The 5.1-channel DTS-HD Master Audio track is a marvel, with precise sound effects and a deep, rumbling bass that adds to the overall sense of tension and excitement."