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

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

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