TASK DEFINITION: In this task, you're given a sentence and your task is to generate a simplified sentence that focuses on lexical paraphrasing from the original sentence given in the input.
PROBLEM: hydra appears to be spectrally neutral like charon and nix , though pluto is reddish.

SOLUTION: the light particles passing through the atmosphere of hydra , seem to create no color , as is the case with the pluto 's other two moons , charon and nix , though pluto itself is reddish.

PROBLEM: with exceptions , the fatimids were reputed to exercise a degree of religious tolerance towards non-ismaili sects of islam as well as towards jews , maltese christians and coptic christians.

SOLUTION: it was said that the fatimids had some degree of religious tolerance toward non-ismaili sects of islam as well as towards jews , maltese christians and coptic christians.

PROBLEM: in other developments , both iceland and greenland accepted the overlordship of norway , but scotland was able to repulse a norse invasion and broker a favorable peace settlement.

SOLUTION:
both iceland and greenland accepted the overlordship of norway but scotland was able to repulse a norse invasion and broker a peace settlement.