'********** inference on tense 'John hold key_101 before he enter room_101 <<(*,John,key_101) --> hold> =/> <(*,John,room_101) --> enter>>. %1.00;0.90% 'John entered room_101 <(*,John,room_101) --> enter>. :\: %1.00;0.90% 3 ''outputMustContain('<(*,John,key_101) --> hold>. :!-10: %1.00;0.45%')