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

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

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