pretext:
Conversation:
A: Say , Jim , how about going for a few beers after dinner ?
Assumption: Jim exists.

correct answer: Valid


pretext:
Conversation:
A: Say , Jim , how about going for a few beers after dinner ?
B: You know that is tempting but is really not good for our fitness .
A: What do you mean ? It will help us to relax .
B: Do you really think so ? I don't . It will just make us fat and act silly . Remember last time ?
Assumption: They have gotten drunk before.


pretext:
Conversation:
A: Say , Jim , how about going for a few beers after dinner ?
B: You know that is tempting but is really not good for our fitness .
A: What do you mean ? It will help us to relax .
B: Do you really think so ? I don't . It will just make us fat and act silly . Remember last time ?
A: I guess you are right.But what shall we do ? I don't feel like sitting at home .
B: I suggest a walk over to the gym where we can play pingpong and meet some of our friends .
Assumption: They want to play ping ping.


pretext:
Conversation:
A: Say , Jim , how about going for a few beers after dinner ?
B: You know that is tempting but is really not good for our fitness .
A: What do you mean ? It will help us to relax .
B: Do you really think so ? I don't . It will just make us fat and act silly . Remember last time ?
A: I guess you are right.But what shall we do ? I don't feel like sitting at home .
B: I suggest a walk over to the gym where we can play pingpong and meet some of our friends .
A: That's a good idea . I hear Mary and Sally often go there to play pingpong.Perhaps we can make a foursome with them .
Assumption: They are friends with Mary and Sally.

correct answer: Invalid


pretext:
Conversation:
A: Say , Jim , how about going for a few beers after dinner ?
B: You know that is tempting but is really not good for our fitness .
A: What do you mean ? It will help us to relax .
B: Do you really think so ? I don't . It will just make us fat and act silly . Remember last time ?
A: I guess you are right.But what shall we do ? I don't feel like sitting at home .
B: I suggest a walk over to the gym where we can play pingpong and meet some of our friends .
A: That's a good idea . I hear Mary and Sally often go there to play pingpong.Perhaps we can make a foursome with them .
B: Sounds great to me ! If they are willing , we could ask them to go dancing with us.That is excellent exercise and fun , too .
Assumption: There are other people who may be interested in joining the activity.