Text: At the MGM Grand Adventure Theme Park (Tel. 702/891-7777; open spring and summer only), visitors can raft a small river, take a 200-ft (61-m) freefall from the Sky Screamer, watch a colorful sea battle, or chat with strolling MGM characters.
Entailment: The MGM Grand Adventure Theme Park offers many activities, such as rafting, watching a sea battle, riding the Sky Screamer, or talking with characters.
Contradiction: The MGM Grand Adventure Theme Park is only open in the fall.