1. OPAL is a high-level interface for low - level - physics engines used in games , robotics simulations and other 3D applications .
2. OPAL is a high-level interface for low-level physics engines used in games , robotics simulations , and other 3D applications .

yes

1. Werder 's forces reached Belfort and invested the city on 3 November .
2. Werder 's troops invested Belfort and reached the city on November 3 .

no

1. The Handbook of the Birds of India and Pakistan is the '' magnum opus '' of Indian ornithologist S. Dillon Ripley , written along with Salim Ali .
2. The Birds Handbook in India and Pakistan is the '' Magnum Opus '' of the Indian ornithologist S. Dillon Ripley , written with Salim Ali .
yes