*SUPPORT*
IN: dax OUT: BLUE
IN: wif OUT: PINK
IN: dax zup lug OUT: BLUE RED BLUE
IN: gazzer OUT: GREEN
IN: gazzer gazzer kiki dax OUT: BLUE GREEN GREEN
IN: lug gazzer OUT: RED GREEN
IN: wif zup lug OUT: PINK RED PINK
IN: gazzer gazzer gazzer fep OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: gazzer fep OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: dax lug kiki wif OUT: PINK BLUE RED
IN: gazzer zup dax OUT: GREEN BLUE GREEN
IN: lug fep OUT: RED RED RED RED RED RED
IN: wif fep OUT: PINK PINK PINK PINK PINK PINK
IN: wif lug zup lug OUT: PINK RED RED PINK RED

*QUERY*
IN: dax fep OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: wif zup gazzer zup wif OUT: PINK GREEN PINK PINK PINK GREEN PINK
IN: wif zup lug zup dax OUT: PINK RED PINK BLUE PINK RED PINK
IN: wif gazzer OUT: PINK GREEN
IN: lug zup gazzer OUT: RED GREEN RED
IN: dax zup dax OUT: BLUE BLUE BLUE
IN: lug wif fep kiki gazzer OUT: GREEN RED PINK PINK PINK PINK PINK PINK
IN: gazzer wif zup wif OUT: GREEN PINK PINK GREEN PINK
IN: lug OUT: RED
IN: lug wif fep OUT: RED PINK PINK PINK PINK PINK PINK

*GRAMMAR*
lug -> RED 
 gazzer -> GREEN 
 dax -> BLUE 
 wif -> PINK 
 u1 fep -> [u1] [u1] [u1] [u1] [u1] [u1] 
 x1 zup u1 -> [x1] [u1] [x1] 
 x1 kiki x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 