Complex sentence: On 20 July 1911, she married Hon. Francis McLaren (Liberal MP for Spalding, the second son of the 1st Baron Aberconway) and they had two sons, Martin John McLaren (1914--1979) and Guy Lewis Ian McLaren (1915--1978).
Split into simpler sentences: On 20 July 1911, she married Hon. Francis McLaren (Liberal MP for Spalding, the second son of the 1st Baron Aberconway). They had two sons, Martin John McLaren (1914--1979) and Guy Lewis Ian McLaren (1915--1978).