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

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

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