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

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

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