*SUPPORT*
IN: wif blicket gazzer OUT: RED GREEN RED GREEN
IN: tufa blicket gazzer kiki wif OUT: GREEN RED YELLOW RED YELLOW
IN: gazzer fep kiki tufa OUT: YELLOW RED RED
IN: wif OUT: GREEN
IN: gazzer kiki wif OUT: GREEN RED
IN: gazzer OUT: RED
IN: gazzer dax kiki dax kiki dax OUT: PURPLE PURPLE RED PURPLE
IN: gazzer blicket tufa wif OUT: YELLOW GREEN RED YELLOW GREEN RED
IN: gazzer blicket gazzer gazzer OUT: RED RED RED RED RED RED
IN: gazzer blicket wif kiki gazzer OUT: RED GREEN RED GREEN RED
IN: wif dax blicket tufa kiki gazzer OUT: RED GREEN YELLOW PURPLE YELLOW PURPLE
IN: tufa dax fep OUT: YELLOW PURPLE YELLOW PURPLE
IN: wif dax kiki gazzer kiki wif kiki tufa OUT: YELLOW GREEN RED GREEN PURPLE
IN: dax tufa blicket tufa dax OUT: PURPLE YELLOW PURPLE YELLOW YELLOW PURPLE YELLOW

*QUERY*
IN: dax fep OUT: PURPLE PURPLE
IN: wif dax fep OUT: GREEN PURPLE GREEN PURPLE
IN: dax kiki dax OUT: PURPLE PURPLE
IN: tufa wif kiki tufa kiki gazzer OUT: RED YELLOW YELLOW GREEN
IN: tufa dax blicket gazzer kiki wif kiki wif OUT: GREEN GREEN YELLOW RED PURPLE RED PURPLE
IN: wif kiki tufa OUT: YELLOW GREEN
IN: tufa OUT: YELLOW
IN: wif tufa fep OUT: GREEN YELLOW GREEN YELLOW
IN: tufa fep OUT: YELLOW YELLOW
IN: tufa blicket wif kiki gazzer OUT: RED GREEN YELLOW GREEN YELLOW

*GRAMMAR*
tufa -> YELLOW 
 dax -> PURPLE 
 wif -> GREEN 
 gazzer -> RED 
 x1 fep -> [x1] [x1] 
 x1 kiki u1 -> [u1] [x1] 
 u1 blicket x1 -> [x1] [u1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 