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

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

*GRAMMAR*
lug -> RED 
 fep -> GREEN 
 blicket -> PINK 
 wif -> PURPLE 
 u1 dax x1 -> [u1] [x1] 
 x1 tufa x2 -> [x2] [x1] 
 x1 zup -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 