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

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

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