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

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

*GRAMMAR*
fep -> GREEN 
 zup -> RED 
 blicket -> YELLOW 
 lug -> PINK 
 x1 wif x2 -> [x1] [x2] [x2] 
 u1 dax x1 -> [u1] [x1] [u1] 
 u1 kiki u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 