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

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

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