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

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

*GRAMMAR*
fep -> RED 
 kiki -> GREEN 
 wif -> YELLOW 
 lug -> PINK 
 u1 blicket -> [u1] [u1] 
 u1 dax u2 -> [u2] [u1] 
 x1 tufa u1 -> [x1] [x1] [u1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 