*SUPPORT*
IN: wif kiki lug OUT: GREEN RED
IN: fep OUT: BLUE
IN: fep kiki lug OUT: GREEN BLUE
IN: blicket kiki wif OUT: RED PINK
IN: lug tufa blicket blicket OUT: GREEN PINK PINK PINK PINK
IN: fep kiki blicket OUT: PINK BLUE
IN: fep kiki wif zup OUT: RED BLUE RED BLUE
IN: lug zup OUT: GREEN GREEN
IN: lug tufa wif OUT: GREEN RED RED
IN: blicket OUT: PINK
IN: blicket tufa blicket OUT: PINK PINK PINK
IN: wif tufa lug kiki wif OUT: RED RED GREEN RED GREEN
IN: lug kiki blicket zup OUT: PINK GREEN PINK GREEN
IN: blicket lug OUT: PINK GREEN

*QUERY*
IN: wif kiki wif OUT: RED RED
IN: fep wif kiki wif zup OUT: BLUE RED RED BLUE RED RED
IN: lug kiki lug OUT: GREEN GREEN
IN: lug kiki wif zup OUT: RED GREEN RED GREEN
IN: fep lug kiki lug OUT: BLUE GREEN GREEN
IN: lug OUT: GREEN
IN: lug kiki wif OUT: RED GREEN
IN: fep tufa lug OUT: BLUE GREEN GREEN
IN: wif kiki blicket OUT: PINK RED
IN: wif tufa blicket OUT: RED PINK PINK

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