TASK DEFINITION: In this task, you will be given two sentences sentence1 and sentence2. You should decide whether the second sentence is entailed(agreed) by the first sentence. If it does entail, answer "yes", else answer "no".
PROBLEM: sentence1:location is being attacked by location sentence1:location is going into location 

SOLUTION: no

PROBLEM: sentence1:person is opening lead on award_winner sentence1:person is holding lead over award_winner 

SOLUTION: yes

PROBLEM: sentence1:computer_software is trademark of employer sentence1:employer is working on computer_software 

SOLUTION:
no