'********** revision 'If robin can fly then robin is a type of bird. < [flying]> ==> bird>>. 'If robin can fly then robin may not a type of bird. < [flying]> ==> bird>>. %0.00;0.60% 1 'If robin can fly then robin is a type of bird. ''outputMustContain('< [flying]> ==> bird>>. %0.86;0.91%')