*SUPPORT*
IN: fep dax wif tufa kiki OUT: GREEN RED RED PURPLE GREEN
IN: wif tufa fep OUT: PURPLE RED PURPLE
IN: kiki blicket dax kiki OUT: GREEN GREEN GREEN PINK
IN: kiki dax wif OUT: RED RED GREEN
IN: wif OUT: RED
IN: kiki wif lug OUT: GREEN RED GREEN RED GREEN RED
IN: kiki fep OUT: GREEN PURPLE
IN: kiki tufa blicket dax wif dax wif OUT: RED RED RED RED PINK GREEN PINK
IN: fep fep OUT: PURPLE PURPLE
IN: blicket fep tufa kiki tufa blicket OUT: PINK GREEN PINK PURPLE GREEN PINK
IN: blicket tufa kiki dax kiki OUT: GREEN GREEN GREEN PINK GREEN
IN: kiki blicket dax blicket OUT: PINK PINK GREEN PINK
IN: wif kiki dax kiki OUT: GREEN GREEN RED GREEN
IN: fep fep tufa fep OUT: PURPLE PURPLE PURPLE PURPLE

*QUERY*
IN: kiki dax blicket tufa kiki tufa fep OUT: PURPLE GREEN PINK PINK GREEN GREEN PURPLE
IN: fep OUT: PURPLE
IN: blicket dax blicket tufa wif OUT: RED PINK PINK PINK RED
IN: fep wif OUT: PURPLE RED
IN: kiki wif lug dax fep OUT: PURPLE PURPLE GREEN RED GREEN RED GREEN RED
IN: blicket OUT: PINK
IN: blicket tufa blicket OUT: PINK PINK PINK
IN: kiki OUT: GREEN
IN: wif blicket dax fep dax wif tufa blicket OUT: PINK RED RED PURPLE PURPLE RED PINK PINK
IN: fep lug OUT: PURPLE PURPLE PURPLE

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