'********** [19 + 20 -> 21] 'The robot was at t003. <{t003} --> (/,at,SELF,_)>. :\: 't002 was on the t003. <{t003} --> (/,on,{t002},_)>. :\: 33 'If the robot was at someting, t002 was also on it. ''outputMustContain('(&&,<#1 --> (/,at,SELF,_)>,<#1 --> (/,on,{t002},_)>). :!-5: %1.00;0.81%')